CalPhotos    Photo Database

 

Number of matches: 3643
 
Query: select photographer,genre,taxon,cname,count(*) from img WHERE photographer = "Keir Morse" and ready = "1" group by genre,taxon,cname

photo type taxon common name count
Animal
Uma inornata

6
Fungi
Texosporium sancti-jacobi

2
Landscape


3
Plant
Abies balsamea
Balsam Fir
3
Plant
Abies concolor

15
Plant
Abronia latifolia

5
Plant
Abronia maritima

8
Plant
Abronia maritima x umbellata

14
Plant
Abronia umbellata var. breviflora

3
Plant
Abronia umbellata var. umbellata

11
Plant
Abronia villosa var. aurita

51
Plant
Abronia villosa var. villosa

40
Plant
Acacia dealbata

5
Plant
Acalypha californica

20
Plant
Acalypha rhomboidea
Common Three-seed Mercury, Rhombic Copper-leaf, Three-seeded-mercury
10
Plant
Acamptopappus sphaerocephalus

16
Plant
Acanthomintha ilicifolia

12
Plant
Acanthomintha obovata ssp. cordata

24
Plant
Acanthoscyphus parishii var. parishii

24
Plant
Acer circinatum

3
Plant
Acer glabrum

5
Plant
Acer macrophyllum

8
Plant
Acer macrophyllum
Big-leaf Maple, Bigleaf Maple
4
Plant
Acer negundo var. negundo
Ash-leaf Maple, Ashleaf Maple, Box Elder, Boxelder, Boxelder Maple
30
Plant
Acer pensylvanicum
Goosefoot Maple, Moosewood, Striped Maple
7
Plant
Acer rubrum
Red Maple
24
Plant
Acer saccharinum
Silver Maple, Soft Maple
23
Plant
Acer saccharum var. saccharum
Sugar Maple
10
Plant
Acer spicatum
Eastern Mountain Maple, Mountain Maple
5
Plant
Achillea millefolium

6
Plant
Achillea millefolium
Bloodwort, Carpenter's Weed, Common Yarrow, Hierba de Las Cortaduras, Milfoil, Plumajillo, Western Yarrow, Yarrow
6
Plant
Achlys triphylla

3
Plant
Achnatherum lemmonii

3
Plant
Achyrachaena mollis

3
Plant
Achyrachaena mollis
Blow Wives, Soft Blow Wives
3
Plant
Achyronychia cooperi

17
Plant
Acmispon americanus var. americanus

7
Plant
Acmispon argophyllus var. argophyllus

16
Plant
Acmispon argophyllus var. fremontii

2
Plant
Acmispon argophyllus var. niveus

5
Plant
Acmispon argyraeus var. argyraeus

11
Plant
Acmispon argyraeus var. multicaulis

8
Plant
Acmispon brachycarpus

4
Plant
Acmispon dendroideus var. dendroideus
Island Broom
1
Plant
Acmispon glaber var. brevialatus

14
Plant
Acmispon glaber var. glaber

12
Plant
Acmispon grandiflorus var. grandiflorus

25
Plant
Acmispon grandiflorus var. grandiflorus
Chaparral Bird's-foot Trefoil
2
Plant
Acmispon maritimus var. maritimus

3
Plant
Acmispon micranthus

5
Plant
Acmispon nevadensis var. nevadensis

36
Plant
Acmispon parviflorus

3
Plant
Acmispon parviflorus
Desert Deervetch, Hill Lotus, Small-flowered Lotus
2
Plant
Acmispon procumbens var. procumbens

5
Plant
Acmispon prostratus

15
Plant
Acmispon rigidus

21
Plant
Acmispon strigosus

17
Plant
Acmispon wrangelianus

4
Plant
Aconitum columbianum

10
Plant
Aconitum columbianum ssp. viviparum

6
Plant
Aconogonon phytolaccifolium

2
Plant
Acorus americanus
Sweet-flag, American Sweet-flag, Sweetflag
3
Plant
Acourtia microcephala

11
Plant
Actaea pachypoda
Doll's-eyes, White Baneberry
20
Plant
Actaea racemosa
Black Bugbane, Black Cohosh, Black Snakeroot
10
Plant
Actaea rubra

10
Plant
Actaea rubra
Eastern Red Baneberry, Red Baneberry
14
Plant
Actaea rubra
Red Baneberry
1
Plant
Adenocaulon bicolor

5
Plant
Adenophyllum porophylloides

23
Plant
Adenostoma fasciculatum

7
Plant
Adenostoma sparsifolium

12
Plant
Adiantum aleuticum

5
Plant
Adiantum jordanii

5
Plant
Adiantum pedatum
Northern Maidenhair Fern
5
Plant
Adolphia californica

36
Plant
Aesculus californica

12
Plant
Agalinis purpurea var. parviflora
Small-flowered False-foxglove, Smallflower False-foxglove, Smooth False-foxglove
15
Plant
Agalinis purpurea var. purpurea
Purple Agalinis, Purple False-foxglove
14
Plant
Agalinis tenuifolia
Common False-foxglove, Slender-leaf False-foxglove, Slender-leaved False Foxglove
11
Plant
Agastache foeniculum
Blue Giant Hyssop, Fragrant Giant Hyssop, Lavender Giant Hyssop
17
Plant
Agastache parvifolia

4
Plant
Agastache scrophulariifolia
Figwort-leaved Giant Hyssop, Figwort Giant Hyssop, Purple Giant Hyssop
5
Plant
Agastache urticifolia

3
Plant
Agastache urticifolia
Horsemint Giant Hyssop, Nettle Leaf Giant Hyssop, Nettle-leaved Giant Hyssop
4
Plant
Agave deserti var. deserti

16
Plant
Agave shawii var. shawii

9
Plant
Ageratina altissima var. altissima
White Snakeroot
9
Plant
Ageratina herbacea

9
Plant
Ageratina occidentalis

13
Plant
Agoseris aurantiaca

5
Plant
Agoseris glauca
Prairie Agoseris, Pale Agoseris, Pale Dandelion, Pale Dandylion, Prairie Dandelion
6
Plant
Agoseris grandiflora var. grandiflora
Bigflower Agoseris, California Dandelion, Giant Mountain Dandelion, Grassland Agoseris, Large Flowered Agoseris
8
Plant
Agoseris grandiflora var. leptophylla
Bigflower Agoseris, California Dandelion, Giant Mountain Dandelion, Grassland Agoseris, Large Flowered Agoseris, Puget Sound Agoseris
9
Plant
Agoseris heterophylla

11
Plant
Agoseris monticola

5
Plant
Agoseris retrorsa

6
Plant
Agrimonia gryposepala
Common Agrimony, Tall Hairy Agrimony
13
Plant
Agrostis exarata

3
Plant
Agrostis idahoensis

4
Plant
Agrostis oregonensis

3
Plant
Agrostis pallens

2
Plant
Agrostis stolonifera

3
Plant
Aira caryophyllea

4
Plant
Aliciella latifolia ssp. latifolia

11
Plant
Aliciella monoensis

4
Plant
Alisma subcordatum
American Water-plantain, Common Water-plantain, Southern Water-plantain
13
Plant
Alisma triviale
Northern Water-plantain
8
Plant
Alliaria petiolata
Garlic Mustard
5
Plant
Allionia incarnata var. incarnata

8
Plant
Allionia incarnata var. villosa

6
Plant
Allium amplectens

9
Plant
Allium atrorubens var. cristatum

4
Plant
Allium bolanderi var. mirabile

4
Plant
Allium bolanderi var. mirabile
Bolander's Onion
2
Plant
Allium burlewii

10
Plant
Allium campanulatum

10
Plant
Allium canadense var. canadense
Canada Garlic, Canada Onion, Meadow Garlic, Meadow Onion, Wild Onion
9
Plant
Allium cratericola

7
Plant
Allium crispum

7
Plant
Allium falcifolium

3
Plant
Allium falcifolium
Scytheleaf Onion, Sickle Leaf Onion, Sickle-leaved Onion
11
Plant
Allium fimbriatum var. fimbriatum

11
Plant
Allium haematochiton

39
Plant
Allium howellii var. clokeyi

8
Plant
Allium howellii var. howellii

15
Plant
Allium lacunosum var. davisiae

10
Plant
Allium lacunosum var. micranthum

6
Plant
Allium marvinii

17
Plant
Allium obtusum

6
Plant
Allium parryi

13
Plant
Allium praecox

5
Plant
Allium serra

12
Plant
Allium stellatum
Autumn Onion, Prairie Onion
7
Plant
Allium textile
Prairie Onion, Textile Onion, Wild Onion
3
Plant
Allium tricoccum
Ramp, Small White Leek, Wild Leek
10
Plant
Allium validum

10
Plant
Allophyllum divaricatum

7
Plant
Allophyllum gilioides ssp. gilioides

3
Plant
Allophyllum gilioides ssp. violaceum

16
Plant
Allophyllum glutinosum

24
Plant
Allophyllum integrifolium

3
Plant
Allotropa virgata

7
Plant
Alnus incana ssp. rugosa
Speckled Alder
30
Plant
Alnus rhombifolia

3
Plant
Alnus rubra

1
Plant
Alnus viridis ssp. crispa
American Green Alder, Green Alder, Mountain Alder
5
Plant
Alnus viridis ssp. sinuata

6
Plant
Alopecurus aequalis

4
Plant
Alopecurus pratensis

4
Plant
Aloysia wrightii

7
Plant
Amaranthus albus

1
Plant
Amaranthus californicus
California Amaranth, California Pigweed
3
Plant
Amaranthus fimbriatus

26
Plant
Amaranthus palmeri

17
Plant
Amaranthus powellii

21
Plant
Amaranthus sp.

5
Plant
Amaranthus torreyi

35
Plant
Ambrosia acanthicarpa

20
Plant
Ambrosia artemisiifolia
Annual Ragweed, Common Ragweed, Low Ragweed, Ragweed, Roman Wormwood, Short Ragweed, Small Ragweed
4
Plant
Ambrosia chamissonis

7
Plant
Ambrosia chenopodiifolia

6
Plant
Ambrosia confertiflora

7
Plant
Ambrosia deltoidea

3
Plant
Ambrosia dumosa

25
Plant
Ambrosia ilicifolia

10
Plant
Ambrosia monogyra

38
Plant
Ambrosia pumila

18
Plant
Ambrosia salsola

2
Plant
Ambrosia salsola var. salsola

19
Plant
Ambrosia trifida var. trifida
Giant Ragweed, Great Ragweed
5
Plant
Amelanchier alnifolia

3
Plant
Amelanchier alnifolia
Saskatoon Serviceberry, Saskatoon Service-berry
1
Plant
Amelanchier utahensis

2
Plant
Amelanchier utahensis
Pale-leaved Serviceberry, Utah Service-berry, Western Serviceberry
5
Plant
Amorpha californica var. californica

27
Plant
Amorpha canescens
Leadplant, Lead-plant
15
Plant
Amorpha fruticosa

13
Plant
Amorpha fruticosa
Desert Indigo-bush, False Indigo, Indigo-bush
15
Plant
Amorpha nana
Dwarf False-indigo, Dwarf Indigo, Dwarf Indigo-bush
6
Plant
Amphicarpaea bracteata
American Hog-peanut, Hog-peanut
5
Plant
Amphipappus fremontii var. spinosus

5
Plant
Amsinckia intermedia

15
Plant
Amsinckia menziesii

3
Plant
Amsinckia tessellata var. tessellata

19
Plant
Amsonia tomentosa

6
Plant
Anagallis arvensis

7
Plant
Anaphalis margaritacea

7
Plant
Ancistrocarphus filagineus

6
Plant
Andropogon gerardii
Big Blue-stem, Big Bluestem, Turkey-foot, Turkeyfoot
10
Plant
Androsace elongata ssp. acuta

11
Plant
Androsace occidentalis
Western Fairy Candelabra, Western Rock Jasmine, Western Rock-jasmine
2
Plant
Anemone acutiloba
Sharp-lobed Hepatica
18
Plant
Anemone americana
Round-lobed Hepatica
21
Plant
Anemone canadensis
Canada Anemone, Canadian Anemone
11
Plant
Anemone cylindrica
Long-headed Thimbleweed, Candle Anemone, Cottonweed, Long-headed Anemone, Thimbleweed
10
Plant
Anemone multifida var. multifida
Cut-leaved Anemone, Early Anemone, Pacific Anemone
3
Plant
Anemone occidentalis

16
Plant
Anemone oregana var. oregana

4
Plant
Anemone oregana var. oregana
Blue Windflower, Oregon Anemone, Western Wood
4
Plant
Anemone patens var. multifida
Pasqueflower, Pasque Flower, Prairie-smoke, Prairie-crocus, Pulsatille
19
Plant
Anemone quinquefolia var. bifolia
Wood Anemone
21
Plant
Anemone virginiana
Tall Thimbleweed, Virginia Anemone
21
Plant
Anemopsis californica

19
Plant
Angelica arguta

3
Plant
Anisocarpus madioides

4
Plant
Anisocarpus madioides
Forest Tarweed, Woodland Tarweed
2
Plant
Anisocoma acaulis

21
Plant
Antennaria dimorpha

6
Plant
Antennaria plantaginifolia
Plantain Pussy-toes, Plantain Pussytoes, Plantain-leaved Pussy-toes, Plantain-leaved Pussytoes
13
Plant
Antennaria rosea

9
Plant
Antennaria rosea ssp. rosea

4
Plant
Anthemis arvensis

2
Plant
Anthemis cotula

7
Plant
Anthoxanthum odoratum

5
Plant
Anthriscus caucalis

5
Plant
Antirrhinum coulterianum

16
Plant
Antirrhinum filipes

10
Plant
Antirrhinum kelloggii

16
Plant
Antirrhinum multiflorum

3
Plant
Antirrhinum nuttallianum ssp. nuttallianum

23
Plant
Antirrhinum nuttallianum ssp. subsessile

2
Plant
Antirrhinum vexillocalyculatum ssp. breweri

4
Plant
Antirrhinum vexillocalyculatum ssp. Breweri
Brewer's Snapdragon
5
Plant
Aphanes arvensis

3
Plant
Aphanes occidentalis

4
Plant
Aphanisma blitoides

42
Plant
Apiastrum angustifolium

5
Plant
Apiastrum angustifolium
Mock Parsley
1
Plant
Apios americana
Groundnut, Potato Bean
7
Plant
Apium graveolens

3
Plant
Aplectrum hyemale
Puttyroot, Adam And Eve
1
Plant
Apocynum androsaemifolium

6
Plant
Apocynum androsaemifolium
Spreading Dogbane
5
Plant
Apocynum cannabinum

2
Plant
Apocynum cannabinum
Common Dogbane, Dogbane, Hemp Dogbane, Indian Hemp, Indian-hemp, Indianhemp, Prairie Dogbane
11
Plant
Aquilegia canadensis
Eastern Columbine, Red Columbine, Canadian Columbine
4
Plant
Aquilegia flavescens
Yellow Columbine
2
Plant
Aquilegia formosa

15
Plant
Arabidopsis lyrata
Sand Cress, Lyrate Rock-cress, Lyre-leaves Rock-cress
13
Plant
Arabidopsis thaliana

1
Plant
Arabis aculeolata

5
Plant
Arabis aculeolata
Waldo Rockcress, Waldo Rock-cress
6
Plant
Arabis pycnocarpa var. pycnocarpa
Cream-flower Rockcress, Hairy Rockcress, Hairy Rock-cress
4
Plant
Aralia californica

3
Plant
Aralia nudicaulis
Wild Sarsaparilla
14
Plant
Aralia racemosa ssp. racemosa
American Spikenard, Life-of-man
18
Plant
Aralia spinosa
Devil's Walkingstick, Devil's Walking-stick
13
Plant
Arbutus menziesii

5
Plant
Arbutus menziesii
Pacific Madrone
5
Plant
Arceuthobium divaricatum

3
Plant
Arceuthobium occidentale

4
Plant
Arctium minus
Bardane, Beggar's Button, Burdock, Common Burdock, Lesser Burdock, Lesser Burrdock, Small Burdock, Smaller Burdock, Wild Burdock, Wild Rhubarb
15
Plant
Arctomecon californica
California Bear-poppy, Las Vegas Bear Poppy
6
Plant
Arctostaphylos canescens ssp. canescens

5
Plant
Arctostaphylos glandulosa ssp. crassifolia

23
Plant
Arctostaphylos glauca

11
Plant
Arctostaphylos glauca
Bigberry Manzanita
2
Plant
Arctostaphylos insularis
Island Manzanita
3
Plant
Arctostaphylos nevadensis

8
Plant
Arctostaphylos patula

9
Plant
Arctostaphylos pringlei ssp. drupacea

28
Plant
Arctostaphylos pungens

3
Plant
Arctostaphylos pungens
Mexican Manzanita, Point-leaf Manzanita
2
Plant
Arctostaphylos pungens
Pointleaf Manzanita
1
Plant
Arctostaphylos uva-ursi
Bearberry, Bearberry Manzanita, Kinnikinnick, Mealberry
5
Plant
Arctostaphylos viridissima

1
Plant
Arctostaphylos viscida ssp. viscida

5
Plant
Arenaria lanuginosa var. saxosa

7
Plant
Argemone munita

49
Plant
Argemone munita
Chicalote, Prickly Poppy
10
Plant
Arisaema triphyllum

1
Plant
Arisaema triphyllum
Jack In The Pulpit, Jack-in-the-pulpit
14
Plant
Aristida californica

12
Plant
Aristida oligantha

2
Plant
Aristida ternipes var. gentilis

20
Plant
Arnica cernua

3
Plant
Arnica cernua
Serpentine Arnica
4
Plant
Arnica cordifolia

7
Plant
Arnica discoidea

4
Plant
Arnica fulgens
Foothill Arnica, Orange Arnica, Shining Leopard's-bane
2
Plant
Arnica lanceolata ssp. prima

4
Plant
Arnica longifolia

5
Plant
Arnica mollis

3
Plant
Arnica spathulata

3
Plant
Arnica spathulata
Klamath Arnica
4
Plant
Arnica viscosa

9
Plant
Artemisia californica

14
Plant
Artemisia campestris ssp. caudata
Field Sage-wort, Filed Sagewort, Field Wormwood
8
Plant
Artemisia douglasiana

8
Plant
Artemisia dracunculus

4
Plant
Artemisia frigida
Fringed Sagebrush, Fringed Sagewort, Prairie Sagewort
1
Plant
Artemisia ludoviciana ssp. incompta

8
Plant
Artemisia ludoviciana ssp. ludoviciana
Silver Wormwood, Silver Sage, White Sage, White Sagebrush, Cudweed Sagewort, Foothill Sagewort, Louisiana Sagewort
4
Plant
Artemisia norvegica ssp. saxatilis

1
Plant
Artemisia norvegica ssp. saxatilis
Alpine Sagewort, Boreal Sagewort, Mountain Sagewort
1
Plant
Artemisia nova

6
Plant
Artemisia palmeri

23
Plant
Artemisia serrata
Saw-leaf Mugwort, Saw-toothed Sagebrush, Saw-tooth Wormwood, Toothed Sage, Serrate-leaved Sage
12
Plant
Arthrocnemum subterminale

20
Plant
Arundo donax

1
Plant
Asarum canadense var. acuminatum
Canadian Wild Ginger, Canadian Wildginger
12
Plant
Asarum canadense var. reflexum
Short-lobed Wild Ginger, Short-lobed Wildginger
8
Plant
Asarum caudatum

5
Plant
Asarum hartwegii

3
Plant
Asarum lemmonii

3
Plant
Asclepias albicans

9
Plant
Asclepias californica

3
Plant
Asclepias cordifolia

11
Plant
Asclepias eriocarpa

29
Plant
Asclepias erosa

25
Plant
Asclepias exaltata
Poke Milkweed
7
Plant
Asclepias fascicularis

8
Plant
Asclepias hirtella
Prairie Milkweed, Tall Green Milkweed
3
Plant
Asclepias incarnata ssp. incarnata
Swamp Milkweed
10
Plant
Asclepias lanuginosa
Side-cluster Milkweed, Woolly Milkweed
9
Plant
Asclepias ovalifolia
Oval-leaved Milkweed, Oval-leaf Milkweed
5
Plant
Asclepias perennis
Aquatic Milkweed, Smooth-seed Milkweed, Wetland Milkweed, White Milkweed
9
Plant
Asclepias purpurascens
Purple Milkweed
10
Plant
Asclepias speciosa

12
Plant
Asclepias subulata

11
Plant
Asclepias syriaca
Broadleaf Milkweed, Common Milkweed
25
Plant
Asclepias tuberosa ssp. interior
Buttefly Milkweed, Butterflyweed, Butterfly Weed
24
Plant
Asclepias tuberosa ssp. tuberosa
Butterfly Milkweed, Butterflyweed
17
Plant
Asclepias verticillata
Eastern Whorled Milkweed, Whorled Milkweed
14
Plant
Asclepias viridiflora
Green Antelopehorn Milkweed, Green Comet Milkweed, Green Milkweed
19
Plant
Aspidotis densa

5
Plant
Asplenium rhizophyllum
Walking Fern
4
Plant
Aster occidentalis

3
Plant
Astragalus agrestis
Cock's-head, Field Milkvetch, Field Milk-vetch, Purple Milkvetch, Purple Milk-vetch
1
Plant
Astragalus aridus

16
Plant
Astragalus bicristatus

23
Plant
Astragalus crassicarpus var. crassicarpus
Ground-plum, Ground-plum Milkvetch, Groundplum Milkvetch
1
Plant
Astragalus douglasii var. douglasii

31
Plant
Astragalus douglasii var. parishii

13
Plant
Astragalus filipes

3
Plant
Astragalus gambelianus

5
Plant
Astragalus gilviflorus var. gilviflorus
Plains Milkvetch, Plains Orophaca
1
Plant
Astragalus insularis var. harwoodii

15
Plant
Astragalus lentiginosus var. antonius

17
Plant
Astragalus lentiginosus var. borreganus

4
Plant
Astragalus lentiginosus var. coachellae

47
Plant
Astragalus lentiginosus var. sierrae

6
Plant
Astragalus lentiginosus var. variabilis

9
Plant
Astragalus leucolobus

20
Plant
Astragalus nuttallianus var. cedrosensis

17
Plant
Astragalus pachypus var. jaegeri

16
Plant
Astragalus palmeri

20
Plant
Astragalus pectinatus
Narrow-leaved Milkvetch, Narrow-leaved Milk-vetch, Narrowleaf Milkvetch
3
Plant
Astragalus purshii

2
Plant
Astragalus tenellus
Loose-flowered Milk-vetch, Loose-flowered Milkvetch, Loose-flower Milkvetch, Pulse Milkvetch
4
Plant
Astragalus trichopodus var. lonchus

25
Plant
Astrolepis cochisensis

10
Plant
Asyneuma prenanthoides

7
Plant
Athyrium alpestre var. americanum

5
Plant
Athyrium filix-femina var. angustum
Common Lady Fern, Lady Fern, Northeastern Lady Fern, Northern Lady Fern
12
Plant
Athyrium filix-femina var. cyclosorum

6
Plant
Athysanus pusillus

5
Plant
Atrichoseris platyphylla

17
Plant
Atriplex canescens

1
Plant
Atriplex canescens var. canescens

21
Plant
Atriplex canescens var. laciniata

20
Plant
Atriplex coulteri

30
Plant
Atriplex hymenelytra

21
Plant
Atriplex pacifica

17
Plant
Atriplex polycarpa

14
Plant
Atriplex prostrata

11
Plant
Atriplex semibaccata

10
Plant
Avena barbata

28
Plant
Avena fatua

3
Plant
Avena fatua
Common Wild Oats, Common Wild Oats
1
Plant
Avena sativa

9
Plant
Avena sterilis

13
Plant
Ayenia compacta

38
Plant
Azolla filiculoides

2
Plant
Azolla filiculoides
Azolla, Pacific Mosquitofern, Fern Azolla, Pacific Azolla
1
Plant
Baccharis brachyphylla

4
Plant
Baccharis glutinosa

4
Plant
Baccharis glutinosa
Marsh Baccharis
4
Plant
Baccharis pilularis ssp. consanguinea

38
Plant
Baccharis salicifolia

5
Plant
Baccharis salicifolia ssp. salicifolia

21
Plant
Baccharis sarothroides

49
Plant
Baccharis sergiloides

4
Plant
Baccharis vanessae

67
Plant
Bahia neomexicana

14
Plant
Baileya pauciradiata

35
Plant
Baileya pleniradiata

21
Plant
Balsamorhiza deltoidea

2
Plant
Balsamorhiza deltoidea
Deltoid Balsamroot
3
Plant
Balsamorhiza sagittata
Arrow-leaved Balsamroot, Arrowleaf Balsamroot
4
Plant
Balsamorhiza sericea

5
Plant
Balsamorhiza sericea
Silky Balsamroot
7
Plant
Balsamorhiza sericea x deltoidea

2
Plant
Balsamorhiza sericea x deltoidea
Hybrid Silky Balsamroot
8
Plant
Baptisia alba var. macrophylla
Large-leaved Wild Indigo, Milky White Indigo, White Wild Indigo
17
Plant
Baptisia australis
Blue Wild Indigo, Blue False Indigo
13
Plant
Baptisia tinctoria
Horse-fly Weed, Yellow Wild-indigo, Horseflyweed, Yellow Wildindigo
9
Plant
Barbarea vulgaris
Garden Yellow-rocket, Winter Cress, Winter-cress, Wintercress, Yellow Rocket
6
Plant
Bebbia juncea var. aspera

14
Plant
Bellis perennis

4
Plant
Berberis aquifolium
Holly-leaved Barberry, Oregon-grape
1
Plant
Berberis aquifolium var. aquifolium

4
Plant
Berberis fremontii
Fremont Mahonia, Fremont's Barberry, Fremont's Mahonia
3
Plant
Berberis nevinii

11
Plant
Berberis repens
Creeping Barberry, Creeping Mahonia, Oregon-grape, Oregongrape, Trunkee Barberry
3
Plant
Bernardia incana

26
Plant
Berteroa incana
Hoary-alyssum, Hoary False Alyssum, Hoary False Madwort
8
Plant
Berula erecta

3
Plant
Betula alleghaniensis var. alleghaniensis
Yellow Birch
10
Plant
Betula papyrifera var. papyrifera
Paper Birch
21
Plant
Betula pumila
Bog Birch, Swamp Birch
2
Plant
Betula X sandbergii
Sandberg's Hybrid Birch, Sandberg's Birch
10
Plant
Bidens bipinnata
Spanish Needles
13
Plant
Bidens cernua
Nodding Beggar-ticks, Nodding Bur-marigold
5
Plant
Bidens frondosa

5
Plant
Bidens frondosa
Bur-marigold, Devil's Beggartick, Sticktight, Stick-tight
4
Plant
Bidens tripartita
Straw-stem Beggar-ticks, Swamp Marigold, Swamp Tickseed, Three-lobed Beggar-ticks, Three-lobe Beggarticks
17
Plant
Bistorta bistortoides

4
Plant
Blepharipappus scaber

7
Plant
Blepharizonia laxa

1
Plant
Blepharizonia laxa
Big Tarweed
5
Plant
Blephilia ciliata
Downy Pagoda-plant, Downy Wood-mint
11
Plant
Blephilia hirsuta var. hirsuta
Hairy Pagoda-plant, Hairy Wood-mint
21
Plant
Bloomeria crocea

3
Plant
Bloomeria crocea var. montana

17
Plant
Boechera breweri ssp. breweri

4
Plant
Boechera californica

16
Plant
Boechera collinsii
Collins' Rockcress, Holboell's Rockcress
3
Plant
Boechera divaricarpa
Spreading Rockcress, Spreadingpod Rockcress, Spreading-pod Rockcress, Spreading-pod Rock-cress
16
Plant
Boechera koehleri

5
Plant
Boechera koehleri
Koehler's Rockcress, Koehler's Rock-cress
8
Plant
Boechera repanda

16
Plant
Boechera subpinnatifida

8
Plant
Boechera subpinnatifida
Klamath Rockcress, Klamath Rock-cress
9
Plant
Boechera xylopoda

11
Plant
Boehmeria cylindrica
False Nettle, Small-spike False-nettle
6
Plant
Boerhavia coccinea

19
Plant
Boerhavia coulteri var. palmeri

14
Plant
Boerhavia triquetra var. intermedia

17
Plant
Boerhavia wrightii

23
Plant
Bolboschoenus maritimus ssp. paludosus

15
Plant
Bothriochloa barbinodis

13
Plant
Botrychium dissectum
Cut-leaved Grape Fern, Dissected Grape Fern, Lace-frond Grape Fern
7
Plant
Botrychium lanceolatum ssp. Angustisegmentum
Lance-leaved Grape-fern, Triangle-leaved Grape-fern, Lance-leaf Grapefern
1
Plant
Botrychium matricariifolium
Daisy-leaved Grape-fern, Daisy-leaf Moonwort, Matricary Grapefern
1
Plant
Botrychium pumicola

13
Plant
Botrychium simplex

13
Plant
Botrychium virginianum
Rattlesnake Fern
3
Plant
Bouteloua aristidoides var. aristidoides

7
Plant
Bouteloua barbata var. barbata

13
Plant
Bouteloua curtipendula

10
Plant
Bouteloua curtipendula var. curtipendula
Side-oats Grama
2
Plant
Bouteloua gracilis

22
Plant
Bouteloua hirsuta var. hirsuta
Hairy Grama
11
Plant
Bowlesia incana

19
Plant
Boykinia major

6
Plant
Boykinia occidentalis

3
Plant
Boykinia occidentalis
Coastal Brookfoam, Western Boykinia
1
Plant
Boykinia rotundifolia

17
Plant
Brachypodium sylvaticum

3
Plant
Brandegea bigelovii

4
Plant
Brassica rapa

3
Plant
Brassica rapa
Common Mustard, Field Mustard, Rape Mustard
2
Plant
Brassica tournefortii

18
Plant
Brickellia californica

11
Plant
Brickellia oblongifolia var. linifolia

19
Plant
Briza minor

4
Plant
Brodiaea elegans ssp. elegans

2
Plant
Brodiaea elegans ssp. elegans
Elegant Brodiaea, Harvest Brodiaea
5
Plant
Brodiaea filifolia

34
Plant
Brodiaea orcuttii

7
Plant
Brodiaea terrestris ssp. kernensis

10
Plant
Brodiaea terrestris ssp. terrestris

3
Plant
Bromus arenarius

4
Plant
Bromus carinatus

4
Plant
Bromus diandrus

1
Plant
Bromus hordeaceus

3
Plant
Bromus laevipes

4
Plant
Bromus laevipes
Woodland Brome
1
Plant
Bromus madritensis ssp. rubens

2
Plant
Bromus sterilis

2
Plant
Bromus sterilis
Poverty Brome, Sterile Brome
2
Plant
Bromus tectorum

2
Plant
Brunnichia ovata
American Buckwheat Vine, Buckwheat Vine, Redvine
5
Plant
Cacaliopsis nardosmia

4
Plant
Cacaliopsis nardosmia
Cut-leaf Cacaliopsis, Silvercrown
3
Plant
Cakile maritima

4
Plant
Calandrinia ciliata

9
Plant
Calla palustris
Wild Calla, Calla-lily, Water Arum, Bog Arum
8
Plant
Callicarpa americana
American Beautyberry
5
Plant
Callitriche heterophylla var. bolanderi

5
Plant
Callitriche heterophylla var. bolanderi
Bolander's Water Starwort
4
Plant
Calocedrus decurrens

13
Plant
Calochortus albus

2
Plant
Calochortus catalinae

19
Plant
Calochortus concolor

25
Plant
Calochortus dunnii

15
Plant
Calochortus elegans var. nanus

3
Plant
Calochortus howellii

4
Plant
Calochortus invenustus

60
Plant
Calochortus kennedyi var. kennedyi

22
Plant
Calochortus leichtlinii

7
Plant
Calochortus leichtlinii
Leichtlin's Mariposa Lily
1
Plant
Calochortus minimus

1
Plant
Calochortus nuttallii
Sego Lily, Sego-lily
1
Plant
Calochortus palmeri var. munzii

22
Plant
Calochortus plummerae

12
Plant
Calochortus splendens

24
Plant
Calochortus superbus

5
Plant
Calochortus tolmiei

4
Plant
Calochortus uniflorus

4
Plant
Calochortus uniflorus
Large-flowered Star-tulip
6
Plant
Calochortus venustus

9
Plant
Calochortus weedii var. weedii

50
Plant
Caltha leptosepala

8
Plant
Caltha palustris
Yellow Marsh Marigold, Yellow Marsh-marigold, Yellow Marshmarigold, Cowslip, Cowflock, Kingcup
25
Plant
Calycanthus occidentalis

7
Plant
Calylophus serrulatus
Tooth-leaved Evening-primrose, Half-shrub Calylophus, Half-shrub Sundrop, Serrate-leaf Evening Primrose, Yellow Sundrops
4
Plant
Calypso bulbosa var. occidentalis

5
Plant
Calypso bulbosa var. occidentalis
Western Fairy Slipper
7
Plant
Calyptridium monandrum

28
Plant
Calyptridium monospermum

9
Plant
Calyptridium roseum

2
Plant
Calyptridium umbellatum

25
Plant
Calystegia atriplicifolia

2
Plant
Calystegia collina ssp. venusta

2
Plant
Calystegia collina ssp. venusta
Coast Range False Bindweed
1
Plant
Calystegia longipes

13
Plant
Calystegia malacophylla ssp. malacophylla

2
Plant
Calystegia malacophylla ssp. malacophylla
Sierra False Bindweed, Sierra Morning Glory
1
Plant
Calystegia occidentalis ssp. fulcrata

21
Plant
Calystegia occidentalis ssp. occidentalis

3
Plant
Calystegia purpurata ssp. purpurata

2
Plant
Calystegia purpurata ssp. purpurata
Pacific False Bindweed
1
Plant
Calystegia sepium
Bearbind, Devil's Guts, Hedge Bindweed, Hedge False Bindweed, Hedge Falsebindweed, Hedgebell, Large Bindweed, Old Man's Night Cap, Wild Morning Glory
6
Plant
Calystegia soldanella

28
Plant
Camassia leichtlinii ssp. suksdorfii

12
Plant
Camassia leichtlinii ssp. suksdorfii
Suksdorf's Great Camas, Suksdorf's Large Camas
7
Plant
Camassia quamash ssp. utahensis
Utah Camas, Utah Small Camas
2
Plant
Camelina microcarpa
False Flax, Little-pod False-flax, Small-fruited False-flax
3
Plant
Camissonia campestris ssp. campestris

14
Plant
Camissonia contorta

7
Plant
Camissonia sp.

3
Plant
Camissonia strigulosa

23
Plant
Camissoniopsis bistorta

24
Plant
Camissoniopsis cheiranthifolia ssp. suffruticosa

16
Plant
Camissoniopsis hirtella

2
Plant
Camissoniopsis lewisii

28
Plant
Camissoniopsis micrantha

6
Plant
Camissoniopsis robusta

19
Plant
Campanula aparinoides
Bedstraw Bellflower, Marsh Bellflower
13
Plant
Campanula divaricata
Small Bonny Bellflower
1
Plant
Campanula rotundifolia
Harebell, Bluebell, Bluebell Bellflower, Bluebell-of-scotland, Roundleaf Harebell
16
Plant
Campanulastrum americanum
Tall Bellflower, American Bellflower
15
Plant
Campsis radicans
Cow-itch, Trumpet Creeper, Trumpet Vine
14
Plant
Capsella bursa-pastoris

5
Plant
Cardamine californica

20
Plant
Cardamine concatenata
Cut-leaved Toothwort, Cutleaf Toothwort
10
Plant
Cardamine diphylla
Broad-leaved Toothwort, Crinkle-root
3
Plant
Cardamine nuttallii var. gemmata

2
Plant
Cardamine nuttallii var. gemmata
Nuttall's Toothwort, Yellow-tubered Toothwort
2
Plant
Cardamine nuttallii var. nuttallii

6
Plant
Cardamine nuttallii var. nuttallii
Nuttall's Toothwort, Oaks Toothwort, Palmate Toothwort
10
Plant
Cardamine oligosperma

3
Plant
Cardamine parviflora var. arenicola
Dry-land Bitter-cress, Sand Bitter-cress, Small-flowered Bitter-cress
3
Plant
Carduus nutans
Musk Thistle, Nodding Plumeless-thistle, Nodding Thistle, Plumeless Thistle
16
Plant
Carduus pycnocephalus

6
Plant
Carex aquatilis var. aquatilis

7
Plant
Carex athrostachya

2
Plant
Carex athrostachya
Long-bracted Sedge
6
Plant
Carex aurea

5
Plant
Carex aurea
Golden-fruited Sedge, Golden Sedge
2
Plant
Carex brevicaulis

5
Plant
Carex breweri

11
Plant
Carex echinata ssp. phyllomanica

2
Plant
Carex echinata ssp. phyllomanica
Coastal Star Sedge
5
Plant
Carex feta

1
Plant
Carex feta
Feta Sedge, Greensheath Sedge, Green-sheathed Sedge
6
Plant
Carex fracta

1
Plant
Carex fracta
Fragile-sheathed Sedge
6
Plant
Carex halliana

7
Plant
Carex inops ssp. inops

2
Plant
Carex inops ssp. inops
Long-rhizomed Sedge, Long-stolon Sedge, Volcano Sedge
2
Plant
Carex leptopoda

4
Plant
Carex leptopoda
Taper-fruit Short-scale Sedge, Taperfruit Shortscale Sedge
1
Plant
Carex lupulina
Common Hop Sedge, Hop Sedge
9
Plant
Carex luzulina var. ablata

6
Plant
Carex mendocinensis

6
Plant
Carex mendocinensis
Mendocino Sedge
11
Plant
Carex multicaulis

2
Plant
Carex multicaulis
Forest Sedge, Many-stemmed Sedge, Stick Sedge
5
Plant
Carex nigricans

4
Plant
Carex nudata

3
Plant
Carex nudata
Dudley's Sedge, Naked Sedge, Torrent Sedge
5
Plant
Carex obnupta

3
Plant
Carex obnupta
Coast Sedge, Slough Sedge
3
Plant
Carex pauciflora
Few-flowered Bog Sedge, Few-flowered Sedge
2
Plant
Carex pensylvanica
Common Oak Sedge, Penn Sedge, Pennsylvania Sedge
6
Plant
Carex preslii

1
Plant
Carex preslii
Presl's Sedge
3
Plant
Carex scopulorum var. bracteosa

6
Plant
Carex serratodens

1
Plant
Carex serratodens
Bifid Sedge, Saw-toothed Sedge, Two-tooth Sedge
4
Plant
Carex spissa

15
Plant
Carex sprengelii
Long-beaked Sedge, Sprengel's Sedge
9
Plant
Carex stipata var. stipata

2
Plant
Carex stipata var. stipata
Awl-fruited Sedge
3
Plant
Carex subfusca

2
Plant
Carex utriculata

4
Plant
Carex utriculata
Beaked Sedge, Northwest Territory Sedge, Southern Beaked Sedge
2
Plant
Carlowrightia arizonica

3
Plant
Carlquistia muirii

15
Plant
Carnegiea gigantea

23
Plant
Carpinus caroliniana ssp. virginiana
American Hornbeam, Blue Beech, Musclewood, Ironwood, Hornbeam
6
Plant
Carya cordiformis
Bitter-nut Hickory, Pig-nut, Yellow-bud Hickory
4
Plant
Castilleja affinis ssp. affinis

22
Plant
Castilleja applegatei

2
Plant
Castilleja applegatei ssp. applegatei

10
Plant
Castilleja applegatei ssp. martinii

28
Plant
Castilleja applegatei ssp. pinetorum

5
Plant
Castilleja applegatei_x_pilosa

2
Plant
Castilleja arachnoidea

9
Plant
Castilleja attenuata

4
Plant
Castilleja attenuata
Narrow-leaved Owl's-clover, Valley Tassels
6
Plant
Castilleja brevistyla

2
Plant
Castilleja brevistyla
Short-style Owl's-clover, Shortstyle Indian Paintbrush
4
Plant
Castilleja chromosa

5
Plant
Castilleja cinerea

11
Plant
Castilleja densiflora ssp. densiflora

11
Plant
Castilleja densiflora ssp. gracilis

16
Plant
Castilleja exserta ssp. exserta

31
Plant
Castilleja exserta ssp. exserta
Owl Clover, Exserted Indian Paintbrush
2
Plant
Castilleja exserta ssp. venusta

16
Plant
Castilleja flava var. flava
Yellow Indian-paintbrush, Yellow Paintbrush
1
Plant
Castilleja foliolosa

8
Plant
Castilleja hispida ssp. brevilobata

4
Plant
Castilleja hispida ssp. brevilobata
Short-lobed Paintbrush
8
Plant
Castilleja hololeuca

3
Plant
Castilleja lacera

5
Plant
Castilleja latifolia

2
Plant
Castilleja lemmonii

5
Plant
Castilleja linariifolia

5
Plant
Castilleja miniata ssp. elata

3
Plant
Castilleja miniata ssp. elata
Siskiyou Indian Paintbrush
2
Plant
Castilleja miniata ssp. miniata

8
Plant
Castilleja minor ssp. spiralis

15
Plant
Castilleja montigena

28
Plant
Castilleja nana

2
Plant
Castilleja pilosa

6
Plant
Castilleja sessiliflora
Downy Paintbrush, Downy Painted-cup, Great Plains Indian Paintbrush
10
Plant
Castilleja tenuis

2
Plant
Castilleja tenuis
Hairy Indian Paintbrush, Hairy Owl's-clover
3
Plant
Caulanthus anceps

2
Plant
Caulanthus anceps
Lemmon's Mustard
1
Plant
Caulanthus cooperi

13
Plant
Caulanthus crassicaulis
Thick-stemmed Caulanthus, Thick-stem Wild Cabbage, Thick-stemmed Wild Cabbage
6
Plant
Caulanthus hallii

17
Plant
Caulanthus heterophyllus

22
Plant
Caulanthus inflatus

40
Plant
Caulanthus lasiophyllus

4
Plant
Caulanthus lasiophyllus
California Mustard
4
Plant
Caulanthus major

23
Plant
Caulanthus simulans

22
Plant
Caulophyllum thalictroides
Blue Cohosh
16
Plant
Ceanothus americanus
New Jersey Tea, Jersey Tea, Red-root
10
Plant
Ceanothus arboreus

1
Plant
Ceanothus cordulatus

22
Plant
Ceanothus crassifolius var. crassifolius

61
Plant
Ceanothus cuneatus var. cuneatus

12
Plant
Ceanothus fresnensis

2
Plant
Ceanothus integerrimus

7
Plant
Ceanothus leucodermis

49
Plant
Ceanothus oliganthus

19
Plant
Ceanothus perplexans

22
Plant
Ceanothus prostratus

10
Plant
Ceanothus pumilus

2
Plant
Ceanothus pumilus
Dwarf Ceanothus, Siskiyou Mat
7
Plant
Ceanothus pumilus-x-cuneatus

2
Plant
Ceanothus tomentosus

52
Plant
Ceanothus velutinus

4
Plant
Ceanothus verrucosus

25
Plant
Celastrus scandens
American Bittersweet, Staffvine, Waxwork
2
Plant
Centaurea benedicta

5
Plant
Centaurea cyanus

2
Plant
Centaurea cyanus cv.
Cornflower
2
Plant
Centaurea jacea

3
Plant
Centaurea melitensis

4
Plant
Centaurea nigrescens

3
Plant
Centaurea solstitialis

6
Plant
Centaurea stoebe ssp. micranthos
Spotted Knapweed
5
Plant
Centaurea ×moncktonii

6
Plant
Centromadia fitchii

3
Plant
Centromadia fitchii
Fitch's Spikeweed
5
Plant
Centrostegia thurberi

23
Plant
Cephalanthera austiniae

5
Plant
Cephalanthus occidentalis
Buttonbush, Common Buttonbush
14
Plant
Cerastium arvense ssp. strictum

5
Plant
Cerastium arvense ssp. strictum
Field Chickweed
3
Plant
Cerastium beeringianum
Bering Chickweed, Bering Mouse-ear Chickweed
4
Plant
Cerastium glomeratum

4
Plant
Cerastium glomeratum
Sticky Chickweed, Sticky Mouse-ear Chickweed
3
Plant
Cerastium semidecandrum

4
Plant
Cercocarpus betuloides

3
Plant
Cercocarpus betuloides var. betuloides

10
Plant
Cercocarpus ledifolius var. intermontanus

3
Plant
Cercocarpus minutiflorus

11
Plant
Chaenactis artemisiifolia

11
Plant
Chaenactis carphoclinia var. carphoclinia

29
Plant
Chaenactis douglasii var. douglasii

16
Plant
Chaenactis fremontii

12
Plant
Chaenactis fremontii_x_glabriuscula

9
Plant
Chaenactis glabriuscula

2
Plant
Chaenactis glabriuscula var. glabriuscula

22
Plant
Chaenactis glabriuscula var. lanosa

9
Plant
Chaenactis glabriuscula var. orcuttiana

40
Plant
Chaenactis glabriuscula var. orcuttiana_intergrade

15
Plant
Chaenactis parishii

11
Plant
Chaenactis santolinoides

13
Plant
Chaenactis stevioides

17
Plant
Chaenomeles ×superba

4
Plant
Chamaebatia australis

11
Plant
Chamaebatia foliolosa

3
Plant
Chamaebatia foliolosa
Bearclover, Mountain Misery, Sierran Mountain Misery
1
Plant
Chamaebatiaria millefolium

4
Plant
Chamaecrista fasciculata var. fasciculata
Partridge Pea, Showy Partridge Pea, Sleeping Plant
24
Plant
Chamaecyparis lawsoniana

5
Plant
Chamaedaphne calyculata
Leatherleaf, Leather-leaf
9
Plant
Chamaesaracha nana

5
Plant
Chamerion angustifolium
Fireweed
3
Plant
Chamerion angustifolium ssp. circumvagum

16
Plant
Chamomilla suaveolens

1
Plant
Cheilanthes clevelandii
Cleveland's Lipfern
1
Plant
Cheilanthes covillei

5
Plant
Cheilanthes gracillima

2
Plant
Cheilanthes newberryi

10
Plant
Cheilanthes parryi

6
Plant
Cheilanthes viscida

7
Plant
Chelone glabra
Turtle Head, Turtle-head, Turtlehead, White Turtle-head
16
Plant
Chenopodium album

4
Plant
Chenopodium atrovirens

16
Plant
Chenopodium berlandieri

1
Plant
Chenopodium berlandieri
Pitseed Goosefoot, Pit-seed Goosefoot, Pigseed Goosefoot, Netseed Lambsquarters
2
Plant
Chenopodium californicum

4
Plant
Chenopodium desiccatum

2
Plant
Chenopodium desiccatum
Aridland Goosefoot, Desert Goosefoot, Narroleaf Goosefoot, Arid Goosefoot
1
Plant
Chenopodium fremontii

6
Plant
Chenopodium simplex
Mapleleaf Goosefoot, Maple-leaf Goosefoot, Maple-leaved Goosefoot
11
Plant
Chilopsis linearis ssp. arcuata

21
Plant
Chimaphila maculata
Mottled Pipsissewa, Spotted Wintergreen, Striped Pipsissewa, Striped Prince's-pine, Striped Wintergreen
16
Plant
Chimaphila menziesii

6
Plant
Chimaphila umbellata

12
Plant
Chimaphila umbellata ssp. umbellata
Common Pipsissewa, Common Prince's-pine, Umbellate Wintergreen
5
Plant
Chloracantha spinosa var. spinosa

35
Plant
Chloris virgata

8
Plant
Chlorogalum pomeridianum var. pomeridianum

2
Plant
Chlorogalum pomeridianum var. pomeridianum
Common Soaproot, Wavyleaf Soap Plant
2
Plant
Chlorogalum pomeridianum var. pomeridianum
Wavyleaf Soap Plant
1
Plant
Chorizanthe brevicornu var. brevicornu

2
Plant
Chorizanthe brevicornu var. brevicornu
Brittle Spineflower
5
Plant
Chorizanthe douglasii

10
Plant
Chorizanthe fimbriata var. fimbriata

24
Plant
Chorizanthe fimbriata var. laciniata

6
Plant
Chorizanthe leptotheca

9
Plant
Chorizanthe membranacea

6
Plant
Chorizanthe orcuttiana

23
Plant
Chorizanthe parryi var. parryi

26
Plant
Chorizanthe procumbens

21
Plant
Chorizanthe rigida

9
Plant
Chorizanthe spinosa

10
Plant
Chorizanthe staticoides

33
Plant
Chorizanthe uniaristata

2
Plant
Chorizanthe uniaristata
One-awn Spineflower
2
Plant
Chorizanthe watsonii

3
Plant
Chorizanthe wheeleri
Santa Barbara Spineflower
1
Plant
Chorizanthe xanti var. leucotheca

10
Plant
Chrysolepis sempervirens

17
Plant
Chrysosplenium americanum
American Golden Saxifrage
10
Plant
Chylismia arenaria

26
Plant
Chylismia brevipes ssp. brevipes

25
Plant
Chylismia cardiophylla ssp. cardiophylla

28
Plant
Chylismia claviformis ssp. aurantiaca

32
Plant
Chylismia claviformis ssp. peirsonii

37
Plant
Cichorium intybus

2
Plant
Cichorium intybus
Chicory
5
Plant
Cicuta maculata
Common Water Hemlock, Poison Parsnip, Spotted Cowbane, Spotted Parsley, Spotted Water Hemlock, Spotted Water-hemlock, Spotted Waterhemlock, Water Hemlock
10
Plant
Circaea alpina ssp. pacifica

4
Plant
Circaea lutetiana ssp. canadensis
Broad-leaf Enchanter's-nightshade, Broad-leaved Enchanter's-nightshade
10
Plant
Cirsium andersonii

5
Plant
Cirsium arvense

4
Plant
Cirsium arvense
Canada Thistle, Canadian Thistle, Creeping Thistle, Field Thistle
3
Plant
Cirsium cymosum

7
Plant
Cirsium discolor
Field Thistle, Pasture Thistle, Prairie Thistle
32
Plant
Cirsium muticum
Swamp Thistle, Marsh Thistle, Dunce-nettle, Horsetops
15
Plant
Cirsium occidentale var. californicum

44
Plant
Cirsium occidentale var. venustum

6
Plant
Cirsium occidentale var. venustum
Red Thistle, Venus Cobweb Thistle, Venus Thistle
11
Plant
Cirsium pitcheri
Pitcher's Thistle, Sand Dune Thistle
10
Plant
Cirsium pumilum var. hillii
Hill's Thistle, Hollow-rooted Thistle, Prairie Thistle
7
Plant
Cirsium remotifolium var. remotifolium

3
Plant
Cirsium remotifolium var. remotifolium
Few-leaved Thistle, Fewleaf Thistle, Remote-leaved Thistle
8
Plant
Cirsium undulatum
Wavy-leaved Thistle, Wavy-leaf Thistle, Gray Thistle, Pasture Thistle
2
Plant
Cirsium vulgare

3
Plant
Cirsium vulgare
Bull Thistle, Bullthistle
5
Plant
Cistanthe maritima

31
Plant
Clarkia affinis

6
Plant
Clarkia biloba ssp. australis

1
Plant
Clarkia biloba ssp. brandegeeae

1
Plant
Clarkia breweri

6
Plant
Clarkia breweri
Fairy Fans, Brewer's Fairy Fans, Brewer's Clarkia
1
Plant
Clarkia cylindrica ssp. cylindrica

6
Plant
Clarkia delicata

23
Plant
Clarkia dudleyana

3
Plant
Clarkia dudleyana
Dudley's Clarkia
2
Plant
Clarkia epilobioides

4
Plant
Clarkia gracilis ssp. gracilis

5
Plant
Clarkia heterandra

2
Plant
Clarkia heterandra
California Gaura, Heterogaura, Mountain Clarkia
1
Plant
Clarkia lassenensis

4
Plant
Clarkia modesta

1
Plant
Clarkia purpurea ssp. quadrivulnera

14
Plant
Clarkia rhomboidea

10
Plant
Clarkia similis

19
Plant
Clarkia speciosa ssp. speciosa

2
Plant
Clarkia unguiculata

7
Plant
Clarkia williamsonii

11
Plant
Clarkia xantiana ssp. xantiana

17
Plant
Claytonia exigua ssp. exigua

5
Plant
Claytonia exigua ssp. exigua
Blue-leaved Spring-beauty, Little Spring-beauty, Pale Claytonia, Serpentine Spring-beauty
2
Plant
Claytonia exigua ssp. glauca

2
Plant
Claytonia exigua ssp. glauca
Blue-leaved Spring-beauty, Pale Claytonia, Serpentine Spring-beauty
3
Plant
Claytonia gypsophiloides

4
Plant
Claytonia gypsophiloides
Coast Range Claytonia, Coast Range Spring-beauty, Gypsum Spring-beauty, Gypsum Springbeauty
8
Plant
Claytonia lanceolata

10
Plant
Claytonia parviflora ssp. parviflora

12
Plant
Claytonia parviflora ssp. parviflora
Narrow-leaved Miner's-lettuce, Streambank Spring-beauty
2
Plant
Claytonia parviflora ssp. viridis

14
Plant
Claytonia perfoliata ssp. perfoliata

3
Plant
Claytonia perfoliata ssp. perfoliata
Miner's Lettuce
3
Plant
Claytonia rubra ssp. depressa

1
Plant
Claytonia rubra ssp. rubra

3
Plant
Claytonia sibirica

2
Plant
Claytonia sibirica
Candy Flower, Siberian Spring-beauty
6
Plant
Claytonia virginica
Virginia Spring-beauty
12
Plant
Clematis lasiantha

9
Plant
Clematis ligusticifolia

6
Plant
Clematis occidentalis var. grosseserrata
Western Blue Virgin's Bower, Western Blue Clematis, Western Purple Virgin's Bower, Western Purple Clematis
9
Plant
Clematis pauciflora

17
Plant
Clematis virginiana
Devil's Darning Needles, Devil's-darning-needles, Virgin's Bower, Virginia Bower
5
Plant
Clinopodium douglasii

4
Plant
Clinopodium glabrum
Limestone Calamint, Low Calamint
9
Plant
Clinopodium vulgare
Wild Basil
7
Plant
Clintonia borealis
Blue-bead-lily, Corn-lily, Yellow Blue-bead-lily, Yellow Clintonia
6
Plant
Clintonia uniflora

2
Plant
Clitoria mariana
Atlantic Pigeonwings, Atlantic Pigeon-wings, Butterfly Pea
16
Plant
Cneoridium dumosum

27
Plant
Coleogyne ramosissima

3
Plant
Collinsia bartsiifolia var. davidsonii

3
Plant
Collinsia callosa

6
Plant
Collinsia concolor

20
Plant
Collinsia concolor
Chinese Houses
1
Plant
Collinsia heterophylla

27
Plant
Collinsia linearis

4
Plant
Collinsia linearis
Narrowleaf Blue-eyed Mary, Narrow-leaved Blue-eyed Mary
3
Plant
Collinsia parryi

6
Plant
Collinsia parviflora

1
Plant
Collinsia rattanii

3
Plant
Collinsia rattanii
Rattan's Collinsia, Sticky Blue-eyed Mary
3
Plant
Collinsia sparsiflora var. collina

8
Plant
Collinsia tinctoria

7
Plant
Collinsia torreyi var. torreyi

3
Plant
Collinsia torreyi var. wrightii

3
Plant
Collomia grandiflora

5
Plant
Collomia grandiflora
Grand Collomia, Large-flowered Collomia, Large-flowered Mountain-trumpet
3
Plant
Collomia heterophylla

4
Plant
Collomia heterophylla
Variableleaf Collomia, Variable-leaved Collomia, Variable-leaved Mountain-trumpet
10
Plant
Collomia linearis

2
Plant
Collomia linearis
Narrow-leaf Mountain-trumpet, Narrow-leaves Mountain-trumpet, Slender-leaved Mountain-trumpet, Tiny Trumpet
3
Plant
Collomia mazama

3
Plant
Collomia tinctoria

8
Plant
Comandra umbellata ssp. californica

4
Plant
Comandra umbellata ssp. pallida
Pale Bastard Toadflax
6
Plant
Comandra umbellata ssp. umbellata
Eastern Bastard Toadflax, Bastard Toadflax
4
Plant
Comarostaphylis diversifolia ssp. diversifolia

42
Plant
Comarostaphylis diversifolia ssp. planifolia
Summer Holly
3
Plant
Comarum palustre
Marsh Cinquefoil, Swamp Cinquefoil, Purple Cinquefoil, Purple Marshlocks
2
Plant
Commelina communis
Asiatic Dayflower
9
Plant
Comptonia peregrina
Sweet Fern, Sweetfern, Sweet-fern
3
Plant
Condalia globosa var. pubescens

16
Plant
Condea emoryi

11
Plant
Conium maculatum

9
Plant
Convolvulus arvensis

2
Plant
Convolvulus simulans

26
Plant
Coptis trifolia
Common Goldthread, Gold-thread, Threeleaf Goldthread, Goldenroot
4
Plant
Corallorhiza maculata var. maculata

2
Plant
Corallorhiza maculata var. maculata
Spotted Coral-root, Spotted Coralroot, Summer Coral-root
2
Plant
Corallorhiza maculata var. occidentalis

22
Plant
Corallorhiza maculata var. occidentalis
Spotted Coral-root, Spotted Coralroot, Summer Coral-root
1
Plant
Corallorhiza mertensiana

8
Plant
Corallorhiza striata

2
Plant
Cordylanthus nevinii

16
Plant
Cordylanthus parviflorus

15
Plant
Cordylanthus rigidus ssp. rigidus

2
Plant
Cordylanthus rigidus ssp. rigidus
Rigid Bird's-beak, Stiffbranch Bird's-beak, Stiff-branched Bird's-beak
4
Plant
Cordylanthus rigidus ssp. setigerus

11
Plant
Cordylanthus tenuis ssp. tenuis

2
Plant
Cordylanthus tenuis ssp. viscidus

4
Plant
Cordylanthus tenuis ssp. viscidus
Slender Bird's-beak, Sticky Bird's-beak, Viscid Bird's-beak
5
Plant
Coreopsis lanceolata
Lanceleaf Coreopsis, Lance-leaved Coreopsis, Lanceleaf Tickseed
11
Plant
Coreopsis major
Greater Tickseed, Whorled Coreopsis
9
Plant
Coreopsis palmata
Finger Tickseed, Prairie Coreopsis, Prairie Tickseed, Stiff Tickseed, Wedgeleaf Coreopsis
12
Plant
Coreopsis tinctoria
Golden Tickseed, Plains Coreopsis
9
Plant
Corethrogyne filaginifolia

101
Plant
Cornus amomum ssp. obliqua
Blue-fruited Dogwood, Silky Dogwood
13
Plant
Cornus canadensis
Bunchberry, Bunchberry Dogwood, Canadian Bunchberry
6
Plant
Cornus nuttallii

8
Plant
Cornus nuttallii
Mountain Dogwood, Pacific Dogwood, Pacific Mountain Dogwood
3
Plant
Cornus racemosa
Gray Dogwood, Grey Dogwood, Northern Swamp Dogwood, Panicled Dogwood
26
Plant
Cornus sericea

3
Plant
Cornus sericea ssp. occidentalis

2
Plant
Cornus sericea ssp. sericea

4
Plant
Cornus sericea ssp. sericea
Redosier Dogwood, Red-osier Dogwood
12
Plant
Corydalis caseana ssp. caseana

4
Plant
Corydalis caseana ssp. caseana
Fitweed, Sierra Corydalis, Sierra Fumewort
2
Plant
Corydalis sempervirens
Rock Harlequin, Pale Corydalis, Pink And Yellow Corydalis
8
Plant
Corylus americana
American Hazelnut, Hazel, Hazelnut, Noisetier D'amérique
18
Plant
Corylus cornuta ssp. californica

1
Plant
Corylus cornuta ssp. californica
California Beaked Hazelnut, California Hazel, California Hazelnut
2
Plant
Corylus cornuta var. californica

8
Plant
Corylus cornuta var. cornuta
Beaked Hazelnut
3
Plant
Coryphantha alversonii

15
Plant
Cotula australis

10
Plant
Cotula coronopifolia

3
Plant
Crassula aquatica
Common Pigmyweed, Water Pygmyweed
2
Plant
Crassula aquatica
Sand Pygmyweed
1
Plant
Crassula aquatica
Water Pygmyweed, Common Pigmyweed
1
Plant
Crassula connata

2
Plant
Crassula connata
Sand Pygmyweed
1
Plant
Crassula tillaea

2
Plant
Crataegus gaylussacia
Klamath hawthorn
3
Plant
Crataegus gaylussacia
Suksdorf's Hawthorn
1
Plant
Crepis acuminata

4
Plant
Crepis bakeri

5
Plant
Crepis pleurocarpa

4
Plant
Crepis tectorum
Narrow-leaved Hawk's-beard, Narrow-leaf Hawk's-beard, Narrowleaf Hawksbeard
14
Plant
Cressa truxillensis

30
Plant
Crocanthemum greenei
Island Rushrose, Island Rush-rose
2
Plant
Crocanthemum scoparium

4
Plant
Crocidium multicaule

8
Plant
Crocidium multicaule
Spring Gold
6
Plant
Crossosoma bigelovii

18
Plant
Crotalaria sagittalis
Arrow Crotalaria, Arrowhead Rattlebox
26
Plant
Croton californicus

9
Plant
Croton californicus
California Croton, Desert Croton
3
Plant
Croton setiger

18
Plant
Croton setiger
Croton, Dove Weed, Doveweed
1
Plant
Crypsis schoenoides

3
Plant
Cryptantha ambigua

1
Plant
Cryptantha angustifolia

12
Plant
Cryptantha barbigera var. barbigera

10
Plant
Cryptantha cana
Mountain Cryptantha, Mountain Cat's-eye, Woolly Cryptantha
4
Plant
Cryptantha celosioides
Butte Candle, Miner's Candle, Butte-candle, Miner's-candle
3
Plant
Cryptantha circumscissa var. circumscissa

19
Plant
Cryptantha confertiflora

26
Plant
Cryptantha costata

16
Plant
Cryptantha decipiens

5
Plant
Cryptantha flaccida

2
Plant
Cryptantha micrantha var. lepida

8
Plant
Cryptantha micrantha var. micrantha

27
Plant
Cryptantha microstachys

2
Plant
Cryptantha microstachys
Tejon Cryptantha
2
Plant
Cryptantha muricata

4
Plant
Cryptantha muricata var. jonesii

10
Plant
Cryptantha pterocarya var. cycloptera

14
Plant
Cryptantha pterocarya var. purpusii

10
Plant
Cryptantha similis

2
Plant
Cryptantha sobolifera

4
Plant
Cryptogramma acrostichoides

3
Plant
Cryptogramma acrostichoides
American Parsley Fern, American Rockbrake
1
Plant
Cryptogramma cascadensis

5
Plant
Cucurbita palmata

21
Plant
Cuscuta brachycalyx

3
Plant
Cuscuta brachycalyx
Chaparral Dodder, Western Dodder, California Dodder
1
Plant
Cuscuta californica var. californica

19
Plant
Cuscuta californica var. papillosa

17
Plant
Cuscuta californica var. papillosa
California Dodder, Chaparral Dodder
1
Plant
Cuscuta campestris

17
Plant
Cuscuta occidentalis

4
Plant
Cuscuta pacifica var. pacifica

18
Plant
Cuscuta pentagona
Five-angled Dodder, Field Dodder
3
Plant
Cuscuta subinclusa

3
Plant
Cycladenia humilis var. humilis

8
Plant
Cycloloma atriplicifolium
Tumble Ringwing, Winged Pigweed, Winged-pigweed
6
Plant
Cyclospermum leptophyllum

6
Plant
Cylindropuntia bigelovii

13
Plant
Cylindropuntia californica var. parkeri

31
Plant
Cylindropuntia chuckwallensis

16
Plant
Cylindropuntia echinocarpa

17
Plant
Cylindropuntia fosbergii

11
Plant
Cylindropuntia ganderi

17
Plant
Cylindropuntia prolifera

9
Plant
Cylindropuntia ramosissima

24
Plant
Cylindropuntia wolfii

24
Plant
Cymopterus terebinthinus

5
Plant
Cynodon dactylon

3
Plant
Cynoglossum grande

5
Plant
Cynoglossum grande
Pacific Hound's Tongue
8
Plant
Cynoglossum occidentale

2
Plant
Cynosurus echinatus

3
Plant
Cynosurus echinatus
Bristly Dogstail Grass
1
Plant
Cyperus eragrostis

7
Plant
Cyperus erythrorhizos
Redroot Flatsedge, Red-root Flat Sedge, Redroot Nutgrass
2
Plant
Cyperus involucratus

3
Plant
Cyperus odoratus

20
Plant
Cyperus squarrosus

2
Plant
Cyperus strigosus

3
Plant
Cyperus strigosus
False Nut-sedge, False Nutsedge, Straw-colored Flat-sedge, Strawcolored Flatsedge
1
Plant
Cypripedium acaule
Lady's-slipper Orchid, Moccasin Flower, Pink Lady's Slipper, Pink Lady's-slipper, Pink Lady's-slipper Orchid, Pink Ladyslipper, Pink Moccasin Flower, Stemless Lady's-slipper, Stemless Lady-slipper
5
Plant
Cypripedium californicum

11
Plant
Cypripedium californicum
California Lady's Slipper
6
Plant
Cypripedium fasciculatum

3
Plant
Cypripedium fasciculatum
Brownie Ladyx92s Slipper, Clustered Lady's Slipper
1
Plant
Cypripedium montanum

8
Plant
Cystopteris fragilis

21
Plant
Cytisus scoparius
Scotch Broom
1
Plant
Cytisus scoparius ssp. scoparius
Broom, Common Broom
6
Plant
Dactylis glomerata

5
Plant
Dalea candida var. candida
White Dalea, White Prairie Clover, White Prairie-clover, White Prairieclover
8
Plant
Dalea candida var. oligophylla
White Dalea, White Prairie Clover, White Prairie-clover, White Prairieclover
7
Plant
Dalea mollis

13
Plant
Dalea mollissima

20
Plant
Dalea purpurea var. purpurea
Purple Prairie Clover, Purple Prairie-clover, Purple Dalea, Violet Prairie Clover
14
Plant
Dalea villosa var. villosa
Silky Prairie Clover, Silky Prairie-clover, Silky Prairieclover, Downy Prairie-clover
14
Plant
Danthonia californica var. americana

4
Plant
Danthonia intermedia

3
Plant
Daphne laureola
Spurge-laurel
4
Plant
Darlingtonia californica

32
Plant
Darmera peltata

7
Plant
Darmera peltata
Indian Rhubarb, Umbrella Plant
3
Plant
Dasiphora fruticosa
Shrubby Cinquefoil
16
Plant
Dasyochloa pulchella

13
Plant
Datisca glomerata

3
Plant
Datisca glomerata
Durango Root
2
Plant
Datura discolor

23
Plant
Datura wrightii

19
Plant
Daucus carota

7
Plant
Daucus pusillus

11
Plant
Deinandra arida

5
Plant
Deinandra fasciculata

17
Plant
Deinandra kelloggii

24
Plant
Deinandra lobbii

5
Plant
Deinandra mohavensis

18
Plant
Delphinium bicolor ssp. bicolor
Little Larkspur, Low Larkspur, Two-colored Larkspur
3
Plant
Delphinium californicum ssp. interius
California Larkspur
8
Plant
Delphinium carolinianum ssp. carolinianum
Blue Larkspur, Carolina Larkspur
6
Plant
Delphinium carolinianum ssp. virescens
Carolina Larkspur, Plains Larkspur, Prairie Larkspur, White Larkspur
17
Plant
Delphinium decorum ssp. tracyi

5
Plant
Delphinium decorum ssp. tracyi
Coastal Larkspur, Tracy's Larkspur
1
Plant
Delphinium glaucum

4
Plant
Delphinium hesperium ssp. pallescens

4
Plant
Delphinium nudicaule

7
Plant
Delphinium nudicaule
Canyon Larkspur, Red Larkspur, Scarlet Larkspur
1
Plant
Delphinium nuttallianum

5
Plant
Delphinium nuttallianum
Low Larkspur, Meadow Larkspur, Nuttall's Larkspur
1
Plant
Delphinium parishii ssp. parishii

36
Plant
Delphinium parryi ssp. parryi

4
Plant
Delphinium patens ssp. patens

8
Plant
Delphinium recurvatum

4
Plant
Dendromecon harfordii

1
Plant
Dendromecon rigida

14
Plant
Dendromecon rigida
Bush Poppy, Tree Poppy
3
Plant
Deschampsia cespitosa ssp. cespitosa

3
Plant
Deschampsia danthonioides

3
Plant
Deschampsia elongata

2
Plant
Deschampsia elongata
Slender Hairgrass
3
Plant
Descurainia pinnata ssp. brachycarpa
Western Tansy-mustard, Western Tansymustard
3
Plant
Desmanthus illinoensis
Illinois Bundleflower, Prairie Bundleflower, Prairie-mimosa
10
Plant
Desmodium canadense
Showy Tick-trefoil, Canadian Tick-trefoil
20
Plant
Desmodium glutinosum
Large-flowered Tick-clover, Pointed-leaf Tick-trefoil, Trefoil Tick-clover, Sticky Tick-clover, Cluster-leaf Tick-trefoil, Pointed Tick-trefoil
11
Plant
Dianthus armeria

1
Plant
Dianthus armeria
Deptford Pink, Deptford's Pink
2
Plant
Dicentra cucullaria
Dutchman's Breeches
25
Plant
Dicentra formosa ssp. formosa

8
Plant
Dicentra formosa ssp. formosa
Pacific Bleeding Heart
4
Plant
Dicentra formosa ssp. oregana

1
Plant
Dicentra formosa ssp. oregona
Oregon Bleeding Heart
2
Plant
Dicentra uniflora

6
Plant
Dichelostemma capitatum ssp. capitatum

10
Plant
Dichelostemma capitatum ssp. capitatum
Blue Dicks, Bluedicks, Wild Hyacinth
5
Plant
Dichelostemma congestum

4
Plant
Dichelostemma congestum
Fork-toothed Ookow
3
Plant
Dichelostemma multiflorum

3
Plant
Dichelostemma volubile

3
Plant
Dichelostemma volubile
Twining Brodiaea, Twining Snakelily, Twining Snake-lily
1
Plant
Dicoria canescens

35
Plant
Diervilla lonicera
Northern Bush-honeysuckle
9
Plant
Diervilla rivularis
Mountain Bush Honeysuckle, Mountain Bush-honeysuckle
13
Plant
Dieteria asteroides var. lagunensis

35
Plant
Dieteria canescens var. canescens

3
Plant
Dieteria canescens var. leucanthemifolia

7
Plant
Dieteria canescens var. shastensis

16
Plant
Dieteria canescens var. ziegleri

37
Plant
Digitaria californica var. californica

12
Plant
Dimeresia howellii

8
Plant
Dimorphotheca sinuata

7
Plant
Diodia teres
Poor Joe, Poor-joe, Poorjoe, Rough Buttonweed
9
Plant
Diodia virginiana
Virginia Buttonweed
14
Plant
Dioscorea villosa
Colic-root, Wild Yam, Yam Root
24
Plant
Dipsacus fullonum

7
Plant
Dipsacus fullonum
Common Teasel, Fuller's Teasel, Teasel, Venus-cup Teasle
2
Plant
Dirca palustris
Eastern Leatherwood, Moosewood
9
Plant
Distichlis spicata

2
Plant
Distichlis spicata
Saltgrass, Salt Grass
1
Plant
Ditaxis claryana

26
Plant
Ditaxis lanceolata

10
Plant
Ditaxis neomexicana

3
Plant
Ditaxis serrata var. californica

11
Plant
Ditaxis serrata var. serrata

21
Plant
Dithyrea californica

27
Plant
Dittrichia graveolens

7
Plant
Doellingeria umbellata var. pubens
Hairy Flat-top Aster, Hairy, Flat-topped Aster, Parasol Aster, Parasol Whitetop
12
Plant
Doellingeria umbellata var. umbellata
Flat-top Aster, Flat-topped Aster, Tall Flat-topped White Aster, Parasol Whitetop, Parasol Aster
29
Plant
Downingia bacigalupii

4
Plant
Downingia bacigalupii
Bach's Calicoflower, Bach's Downingia
2
Plant
Downingia bella

14
Plant
Draba corrugata

17
Plant
Draba cuneifolia

4
Plant
Draba saxosa

8
Plant
Draba verna

8
Plant
Draba verna
Spring Draba, Spring Whitlowgrass
1
Plant
Draperia systyla

2
Plant
Drosera intermedia
Spoon-leaved Sundew, Spoonleaf Sundew, Oblong-leaved Sundew
5
Plant
Drosera rotundifolia

5
Plant
Drosera rotundifolia
Round-leaved Sundew, Round-leaf Sundew, Roundleaf Sundew
3
Plant
Drymocallis arguta
Prairie Cinquefoil, Tall Cinquefoil, Tall Potentilla
7
Plant
Drymocallis ashlandica

5
Plant
Drymocallis glandulosa var. glandulosa

2
Plant
Drymocallis lactea var. lactea

6
Plant
Dryopteris arguta

4
Plant
Dryopteris arguta
Coastal Woodfern, Coastal Wood Fern
1
Plant
Dryopteris carthusiana
Spinulose Wood Fern, Spinulose Woodfern
8
Plant
Dryopteris cristata
Crested Shield Fern, Crested Wood Fern
20
Plant
Duchesnea indica
False Strawberry, India Mock-strawberry, Indian Strawberry, Mock Strawberry
3
Plant
Dudleya abramsii ssp. abramsii

28
Plant
Dudleya arizonica

9
Plant
Dudleya blochmaniae ssp. blochmaniae
Blochman's Dudleya, Blochman's Liveforever
60
Plant
Dudleya brevifolia

16
Plant
Dudleya cymosa ssp. paniculata

10
Plant
Dudleya lanceolata

8
Plant
Dudleya pulverulenta

19
Plant
Dudleya saxosa ssp. aloides

19
Plant
Dudleya viscida

66
Plant
Dysphania ambrosioides

4
Plant
Dysphania ambrosioides
Mexican Tea, Mexican-tea
1
Plant
Dysphania botrys

4
Plant
Dyssodia papposa
Dogbane Dyssodia, Dogweed, Fetid Dogweed, Fetid Marigold, Fetid-marigold, Prairie Dogweed
2
Plant
Echinacea angustifolia
Narrow-leaved Purple Coneflower, Blacksamson, Blacksamson Echinacea
4
Plant
Echinacea purpurea
Eastern Purple Coneflower
16
Plant
Echinocactus polycephalus var. polycephalus

25
Plant
Echinocereus engelmannii

10
Plant
Echinocereus mojavensis

4
Plant
Echinochloa crus-galli

3
Plant
Echinochloa crus-galli
Barnyardgrass, Barnyard Grass
3
Plant
Echinocystis lobata
Wild Balsam-apple, Wild Cucumber, Wild Mock Cucumber
12
Plant
Eclipta prostrata

22
Plant
Ehrendorferia chrysantha

4
Plant
Ehrendorferia chrysantha
Golden Eardrops
2
Plant
Ehrharta longiflora

18
Plant
Elatine californica
California Waterwort
2
Plant
Elatine chilensis

9
Plant
Eleocharis acicularis var. acicularis

10
Plant
Eleocharis macrostachya

3
Plant
Eleocharis macrostachya
Common Spikerush, Spikesedge, Creeping Spikerush
1
Plant
Eleocharis obtusa var. obtusa

2
Plant
Eleocharis parishii

3
Plant
Eleocharis parishii
Parish's Spikerush, Parish Spikerush
1
Plant
Elymus cinereus

8
Plant
Elymus elymoides

9
Plant
Elymus glaucus ssp. glaucus

7
Plant
Elymus glaucus ssp. jepsonii

2
Plant
Elymus hystrix
Bottlebrush Grass, Eastern Bottlebrush Grass, Eastern Bottle-brush Grass, Glumeless Wild-rye
5
Plant
Elymus multisetus

6
Plant
Elymus repens

3
Plant
Elymus triticoides

1
Plant
Elytrigia pontica

4
Plant
Emmenanthe penduliflora var. penduliflora

7
Plant
Emmenanthe penduliflora var. penduliflora
Whispering Bells, Whisperingbells
1
Plant
Emmenanthe penduliflora var. rosea

2
Plant
Encelia actoni

16
Plant
Encelia farinosa

7
Plant
Encelia farinosa X encelia frutescens

11
Plant
Encelia frutescens

27
Plant
Enceliopsis argophylla
Silver-leaf Sunray, Silverleaf Sunray
2
Plant
Enemion biternatum
Eastern False-rue-anemone
19
Plant
Enemion stipitatum

2
Plant
Enneapogon desvauxii

6
Plant
Ephedra californica

10
Plant
Epilobium angustifolium

11
Plant
Epilobium brachycarpum

7
Plant
Epilobium brachycarpum
Annual Fireweed, Autumn Willowweed, Panicled Willowherb, Tall Annual Willowherb
7
Plant
Epilobium canum ssp. canum

10
Plant
Epilobium canum ssp. latifolium

37
Plant
Epilobium ciliatum

8
Plant
Epilobium ciliatum ssp. ciliatum

3
Plant
Epilobium ciliatum ssp. ciliatum
Fringed Willowherb
2
Plant
Epilobium coloratum
Purple-leaved Willow-herb, Purple-leaved Willowherb, Purple-leaf Willow-herb, Cinnamon Willow-herb, Eastern Willow-herb
10
Plant
Epilobium densiflorum

5
Plant
Epilobium glaberrimum ssp. fastigiatum

5
Plant
Epilobium glaberrimum ssp. glaberrimum

10
Plant
Epilobium minutum

6
Plant
Epilobium obcordatum

7
Plant
Epilobium obcordatum
Heart Willowherb, Heart Willowweed, Rockfringe
3
Plant
Epilobium oreganum

2
Plant
Epilobium oreganum
Grants Pass Willowherb, Oregon Fireweed
2
Plant
Epipactis gigantea

13
Plant
Epipactis gigantea
Chatterbox, Giant Helleborine, Stream Orchid
2
Plant
Equisetum arvense

5
Plant
Equisetum arvense
Field Horsetail, Common Horsetail
4
Plant
Equisetum hyemale var. affine

4
Plant
Equisetum hyemale var. affine
Common Scouring-rush, Common Scouring Rush, Pipes, Scouring-rush Horsetail, Stout Scouring-rush, Tall Scouring-rush
3
Plant
Equisetum scirpoides
Dwarf Scouring-rush, Dwarf Scouringrush
6
Plant
Equisetum sylvaticum
Woodland Horsetail, Wood Horsetail
7
Plant
Equisetum telmateia var. braunii

5
Plant
Eragrostis cilianensis

6
Plant
Erechtites hieraciifolius var. hieraciifolius
American Burnweed, American Burn-weed
22
Plant
Eremalche parryi ssp. kernensis

5
Plant
Eremalche parryi ssp. kernensis
Kern Mallow
1
Plant
Eremalche parryi ssp. parryi

5
Plant
Eremalche rotundifolia

3
Plant
Eremalche rotundifolia
Desert Five-spot, Desert Fivespot
1
Plant
Eremogone hookeri var. hookeri
Hooker's Sandwort
4
Plant
Eremogone pumicola

10
Plant
Eremothera boothii

2
Plant
Eremothera boothii ssp. boothii

18
Plant
Eremothera boothii ssp. condensata

31
Plant
Eremothera boothii ssp. decorticans

14
Plant
Eremothera boothii ssp. desertorum

2
Plant
Eremothera chamaenerioides

19
Plant
Eremothera refracta

19
Plant
Eriastrum densifolium

34
Plant
Eriastrum densifolium ssp. elongatum

4
Plant
Eriastrum diffusum

16
Plant
Eriastrum eremicum ssp. eremicum

23
Plant
Eriastrum filifolium

12
Plant
Eriastrum harwoodii

7
Plant
Eriastrum pluriflorum ssp. sherman-hoytiae

10
Plant
Eriastrum sapphirinum

16
Plant
Eriastrum sapphirinum ssp. dasyanthum

10
Plant
Eriastrum sapphirinum ssp. sapphirinum

47
Plant
Eriastrum signatum

19
Plant
Eriastrum virgatum

3
Plant
Ericameria bloomeri

7
Plant
Ericameria brachylepis

13
Plant
Ericameria cooperi var. cooperi

11
Plant
Ericameria cuneata var. cuneata

7
Plant
Ericameria cuneata var. macrocephala

22
Plant
Ericameria cuneata var. spathulata

9
Plant
Ericameria linearifolia

29
Plant
Ericameria nauseosa var. bernardina

19
Plant
Ericameria nauseosa var. hololeuca

5
Plant
Ericameria nauseosa var. nauseosa
Rubber Rabbitbrush
3
Plant
Ericameria nauseosa var. speciosa

7
Plant
Ericameria palmeri var. pachylepis

21
Plant
Ericameria paniculata

9
Plant
Ericameria parishii var. parishii

22
Plant
Ericameria pinifolia

9
Plant
Ericameria teretifolia

21
Plant
Erigeron annuus
Annual Fleabane, Eastern Daisy Fleabane
10
Plant
Erigeron aphanactis var. congestus

20
Plant
Erigeron bloomeri_x_linearis

2
Plant
Erigeron breweri var. breweri

3
Plant
Erigeron breweri var. jacinteus

27
Plant
Erigeron breweri var. porphyreticus

11
Plant
Erigeron canadensis

1
Plant
Erigeron canadensis
Canada Horseweed, Canadian Horseweed, Horseweed, Horseweed Fleabane, Mare's Tail, Mare's-tail
6
Plant
Erigeron chrysopsidis var. austiniae

4
Plant
Erigeron compositus

7
Plant
Erigeron coulteri

5
Plant
Erigeron divergens

20
Plant
Erigeron elegantulus

15
Plant
Erigeron filifolius

2
Plant
Erigeron foliosus var. confinis

7
Plant
Erigeron foliosus var. foliosus

5
Plant
Erigeron linearis

3
Plant
Erigeron petrophilus var. petrophilus

3
Plant
Erigeron strigosus
Daisy Fleabane, Prairie Fleabane, Rough Fleabane
15
Plant
Eriodictyon californicum

4
Plant
Eriodictyon californicum
California Yerba Santa
2
Plant
Eriodictyon crassifolium var. crassifolium

14
Plant
Eriodictyon crassifolium var. nigrescens

27
Plant
Eriodictyon parryi

13
Plant
Eriodictyon tomentosum

6
Plant
Eriodictyon tomentosum
Woolly Yerba Santa
1
Plant
Eriodictyon trichocalyx var. lanatum

29
Plant
Eriodictyon trichocalyx var. trichocalyx

29
Plant
Eriogonum angulosum

15
Plant
Eriogonum apiculatum

18
Plant
Eriogonum arborescens

1
Plant
Eriogonum arborescens
Santa Cruz Island Buckwheat
2
Plant
Eriogonum brachyanthum

3
Plant
Eriogonum covilleanum

1
Plant
Eriogonum davidsonii

6
Plant
Eriogonum deflexum var. deflexum

4
Plant
Eriogonum elegans_or_baileyi

6
Plant
Eriogonum elongatum var. elongatum

6
Plant
Eriogonum fasciculatum

2
Plant
Eriogonum fasciculatum var. foliolosum

8
Plant
Eriogonum fasciculatum var. polifolium

26
Plant
Eriogonum flavum var. flavum
Yellow Wild Buckwheat, Yellow Buckwheat, Sulfur Flower, Alpine Golden Buckwheat
4
Plant
Eriogonum gracile var. gracile

3
Plant
Eriogonum gracillimum

3
Plant
Eriogonum heermannii var. floccosum

12
Plant
Eriogonum heermannii var. heermannii

8
Plant
Eriogonum kennedyi var. alpigenum

32
Plant
Eriogonum maculatum

14
Plant
Eriogonum marifolium var. marifolium

7
Plant
Eriogonum microthecum var. simpsonii

15
Plant
Eriogonum nidularium

9
Plant
Eriogonum nortonii

7
Plant
Eriogonum nudum var. auriculatum

7
Plant
Eriogonum nudum var. nudum

4
Plant
Eriogonum nudum var. pauciflorum

8
Plant
Eriogonum nudum var. pubiflorum

3
Plant
Eriogonum nudum var. westonii

9
Plant
Eriogonum ovalifolium var. purpureum

8
Plant
Eriogonum palmerianum

7
Plant
Eriogonum parishii

13
Plant
Eriogonum pauciflorum
Few-flower Wild-buckwheat, Few-flowered Buckwheat
2
Plant
Eriogonum pendulum

6
Plant
Eriogonum plumatella

28
Plant
Eriogonum pusillum

8
Plant
Eriogonum pyrolifolium

7
Plant
Eriogonum pyrolifolium var. coryphaeum

13
Plant
Eriogonum pyrolifolium var. pyrolifolium

6
Plant
Eriogonum rosense

2
Plant
Eriogonum saxatile

16
Plant
Eriogonum spergulinum var. reddingianum

7
Plant
Eriogonum thomasii

4
Plant
Eriogonum umbellatum var. furcosum

7
Plant
Eriogonum umbellatum var. minus

37
Plant
Eriogonum umbellatum var. munzii

62
Plant
Eriogonum umbellatum var. polyanthum

3
Plant
Eriogonum umbellatum var. subaridum

23
Plant
Eriogonum vimineum

5
Plant
Eriogonum viridescens

12
Plant
Eriogonum wrightii var. membranaceum

10
Plant
Eriogonum wrightii var. nodosum

14
Plant
Eriogonum wrightii var. subscaposum

18
Plant
Eriophorum crinigerum

2
Plant
Eriophorum crinigerum
Fringed Cottongrass
1
Plant
Eriophorum virginicum
Tawny Cotton-grass, Tawny Cottongrass
7
Plant
Eriophyllum ambiguum var. paleaceum

3
Plant
Eriophyllum confertiflorum var. confertiflorum

5
Plant
Eriophyllum confertiflorum var. confertiflorum
Golden-yarrow, Yellow-yarrow
4
Plant
Eriophyllum lanatum var. achillaeoides
Common Woolly-sunflower
4
Plant
Eriophyllum lanatum var. achilleoides

8
Plant
Eriophyllum lanatum var. integrifolium

13
Plant
Eriophyllum multicaule

7
Plant
Eriophyllum staechadifolium

2
Plant
Eriophyllum wallacei

27
Plant
Erodium botrys

20
Plant
Erodium brachycarpum

3
Plant
Erodium cicutarium

6
Plant
Erodium cicutarium
Alfilaree, Alfilaria, California Filaree, Cutleaf Filaree, Filaree, Red-stem Stork's-bill, Redstem, Redstem Filaree, Redstem Stork's Bill, Stork's Bill, Storksbill
1
Plant
Erodium texanum

9
Plant
Eryngium aristulatum var. parishii

29
Plant
Eryngium pendletonense
Pendleton Button-celery
43
Plant
Eryngium yuccifolium var. yuccifolium
Button Eryngo, Button Snakeroot, Rattle-snake Master, Rattlesnake Master, Yuccaleaf Eryngo, Yucca-leaved Eryngo
12
Plant
Erysimum capitatum var. capitatum

35
Plant
Erysimum capitatum var. capitatum
Plains Wallflower, Prairie Rocket, Sanddune Wallflower, Western Wallflower
2
Plant
Erysimum perenne (Coville) Abrams

1
Plant
Erythronium albidum
White Trout-lily, Small White Fawn-lily, White Fawn-lily
16
Plant
Erythronium americanum ssp. americanum
Yellow Trout-lily
16
Plant
Erythronium citrinum var. citrinum

4
Plant
Erythronium citrinum var. citrinum
Cream Fawnlily, Lemon-colored Fawn-lily
10
Plant
Erythronium grandiflorum ssp. grandiflorum
Yellow Avalanche-lily, Yellow Glacier-lily
8
Plant
Erythronium oregonum
Giant Fawn-lily, Giant White Fawnlily, Giant White Fawn-lily, Oregon Fawn-lily, Oregon Trout-lily
9
Plant
Erythronium propullans
Minnesota Dwarf Trout-lily
17
Plant
Erythronium revolutum
Pink Fawn-lily, Pink Trout-lily
4
Plant
Eschscholzia caespitosa

8
Plant
Eschscholzia caespitosa
Foothill Poppy, Tufted Poppy
3
Plant
Eschscholzia californica

15
Plant
Eschscholzia californica
California Poppy
8
Plant
Eschscholzia hypecoides
San Benito Poppy
4
Plant
Eschscholzia minutiflora

12
Plant
Escobaria missouriensis ssp. Missouriensis
Missouri Fox-tail Cactus, Missouri Foxtail Cactus, Missouri Ball Cactus, Missouri Pincushion
3
Plant
Escobaria vivipara var. vivipara
Purple Ball Cactus, Pink Ball Cactus, Pink Pincushion Cactus, Purple Pincushion, Spinystar, Spinystar Cactus, Common Ball Cactus
2
Plant
Eucephalus breweri

3
Plant
Eucephalus ledophyllus var. covillei

12
Plant
Eucephalus vialis

5
Plant
Eucrypta chrysanthemifolia var. bipinnatifida

19
Plant
Eucrypta chrysanthemifolia var. chrysanthemifolia

25
Plant
Eulobus californicus

3
Plant
Euonymus occidentalis var. parishii

26
Plant
Eupatorium perfoliatum var. perfoliatum
Common Boneset
13
Plant
Euphorbia abramsiana

33
Plant
Euphorbia albomarginata

6
Plant
Euphorbia arizonica

21
Plant
Euphorbia brachycera
Horned Spurge
3
Plant
Euphorbia corollata
Flowering Spurge
16
Plant
Euphorbia crenulata

6
Plant
Euphorbia crenulata
Chinese Caps
1
Plant
Euphorbia davidii
David's Spurge
11
Plant
Euphorbia eriantha

31
Plant
Euphorbia esula
Leafy Spurge, Spurge, Wolf's Milk, Wolf's-milk
1
Plant
Euphorbia exstipulata var. exstipulata

12
Plant
Euphorbia glyptosperma
Rib-seed Sand-mat, Rib-seed Sandmat, Ribseed Sandmat, Ridge-seeded Spurge, Ridgeseed Spurge
11
Plant
Euphorbia jaegeri

22
Plant
Euphorbia lurida

29
Plant
Euphorbia maculata

11
Plant
Euphorbia maculata
Milk-purslane, Spotted Sand-mat, Spotted Spurge, Wart-weed
6
Plant
Euphorbia melanadenia

33
Plant
Euphorbia micromera

29
Plant
Euphorbia misera

32
Plant
Euphorbia ocellata ssp. ocellata

2
Plant
Euphorbia ocellata ssp. ocellata
Contura Creek Sandmat, Valley Spurge
2
Plant
Euphorbia parishii

10
Plant
Euphorbia parryi

11
Plant
Euphorbia pediculifera

27
Plant
Euphorbia polycarpa

45
Plant
Euphorbia revoluta

8
Plant
Euphorbia schizoloba

4
Plant
Euphorbia schizoloba
Mojave Spurge
3
Plant
Euphorbia serpyllifolia

3
Plant
Euphorbia serpyllifolia ssp. hirtula

3
Plant
Euphorbia serpyllifolia ssp. serpyllifolia

6
Plant
Euphorbia serpyllifolia ssp. serpyllifolia
Thymeleaf Sandmat, Thyme-leaf Sandmat, Thymeleaf Spurge
1
Plant
Euphorbia setiloba

8
Plant
Euphorbia spathulata

7
Plant
Euphorbia spathulata
Warty Spurge, Roughpod Spurge
1
Plant
Eurybia macrophylla
Large-leaved Aster, Bigleaf Aster, Big-leaved Aster, Lumberjack's Toilet-paper
16
Plant
Eurybia radulina

11
Plant
Eurybia radulina
Roughleaf Aster, Rough-leaved Aster
12
Plant
Euthamia graminifolia
Common Flat-topped Goldenrod, Common Goldentop, Flat-top Goldentop, Grass-leaved Goldenrod
15
Plant
Euthamia occidentalis

5
Plant
Euthamia occidentalis
Western Flat-topped Goldenrod, Western Goldenrod, Western Goldentop
3
Plant
Eutrochium maculatum
Spotted Joe-pye-weed
12
Plant
Eutrochium steelei
Steele's Eupatorium, Steele's Joe-pye-weed
16
Plant
Fagonia laevis

13
Plant
Fagonia pachyacantha

17
Plant
Fallopia convolvulus

3
Plant
Fallopia japonica

4
Plant
Fallopia japonica
Fleeceflower, Japanese Knotweed
2
Plant
Fallopia scandens
Climbing False-buckwheat
4
Plant
Fallugia paradoxa

11
Plant
Ferocactus cylindraceus

28
Plant
Ferocactus viridescens

28
Plant
Festuca arundinacea

4
Plant
Festuca arundinacea
Reed Fescue, Tall Fescue
3
Plant
Festuca californica

3
Plant
Festuca californica
California Fescue
1
Plant
Festuca idahoensis

4
Plant
Festuca microstachys

6
Plant
Festuca microstachys
Few-flowered Fescue, Pacific Fescue
2
Plant
Festuca myuros

1
Plant
Festuca occidentalis

2
Plant
Festuca perennis
English Rye-grass, Perennial Rye-grass, Perennial Ryegrass
4
Plant
Filipendula ulmaria
Queen of The Meadow
6
Plant
Floerkea proserpinacoides

2
Plant
Floerkea proserpinacoides
False Mermaid, False Mermaidweed, False Mermaid-weed
1
Plant
Forestiera pubescens

6
Plant
Fouquieria splendens ssp. splendens

26
Plant
Fragaria chiloensis

2
Plant
Fragaria chiloensis
Beach Strawberry, Pacific Beach Strawberry
1
Plant
Fragaria vesca

3
Plant
Fragaria virginiana

4
Plant
Fragaria virginiana
Thick-leaved Wild Strawberry, Virginia Strawberry, Wild Strawberry, Mountain Strawberry
4
Plant
Frangula alnus
European Alder Buckthorn, Glossy Buckthorn
9
Plant
Frangula californica ssp. californica

7
Plant
Frangula californica ssp. cuspidata

12
Plant
Frangula californica ssp. occidentalis

3
Plant
Frangula californica ssp. occidentalis
California Buckthorn
2
Plant
Frangula californica ssp. tomentella

14
Plant
Frangula purshiana

15
Plant
Frangula rubra

4
Plant
Frankenia pulverulenta

14
Plant
Frankenia salina

17
Plant
Frasera albicaulis var. modocensis

5
Plant
Frasera neglecta

18
Plant
Frasera parryi

16
Plant
Frasera speciosa

35
Plant
Fraxinus anomala var. anomala
Dwarf Ash, Single-leaf Ash, Singleleaf Ash, Single-leaved Ash
3
Plant
Fraxinus dipetala

4
Plant
Fraxinus dipetala
California Ash, Foothill Ash, Two-petaled Ash
2
Plant
Fraxinus latifolia

5
Plant
Fraxinus nigra
Black Ash
5
Plant
Fremontodendron californicum

22
Plant
Fritillaria affinis

20
Plant
Fritillaria affinis
Checker Lily
3
Plant
Fritillaria atropurpurea

4
Plant
Fritillaria atropurpurea
Leopard Lily, Spotted Fritillary, Spotted Missionbells
3
Plant
Fritillaria glauca

3
Plant
Fritillaria glauca
Siskiyou Fritillaria, Siskiyou Fritillary, Siskiyou Missionbells
8
Plant
Froelichia gracilis
Slender Snake-cotton, Slender Snakecotton, Slender Cottonweed
6
Plant
Funastrum crispum

30
Plant
Funastrum cynanchoides var. hartwegii

12
Plant
Funastrum hirtellum

24
Plant
Galium ambiguum ssp. siskiyouense
Siskiyou Bedstraw
4
Plant
Galium ambiguum var. siskiyouense

4
Plant
Galium andrewsii ssp. andrewsii

13
Plant
Galium angustifolium ssp. angustifolium

33
Plant
Galium angustifolium ssp. borregoense

9
Plant
Galium angustifolium ssp. jacinticum

22
Plant
Galium angustifolium ssp. nudicaule

8
Plant
Galium aparine

5
Plant
Galium aparine
Bedstraw, Catchweed Bedstraw, Cleavers, Cleaverwort, Goose-grass, Scarthgrass, Sticky-willy, Stickywilly, White Hedge
4
Plant
Galium asprellum
Rough Bedstraw
5
Plant
Galium bifolium

6
Plant
Galium boreale
Northern Bedstraw
11
Plant
Galium californicum ssp. flaccidum
California Bedstraw
1
Plant
Galium californicum ssp. primum

22
Plant
Galium concinnum
Pretty Bedstraw, Shining Bedstraw
6
Plant
Galium hallii

11
Plant
Galium hypotrichium ssp. hypotrichium

13
Plant
Galium jepsonii

24
Plant
Galium johnstonii

8
Plant
Galium murale

1
Plant
Galium obtusum ssp. obtusum
Bluntleaf Bedstraw, Blunt-leaf Bedstraw, Blunt-leaved Bedstraw, Wild Madder
9
Plant
Galium parishii

29
Plant
Galium parisiense

5
Plant
Galium porrigens

14
Plant
Galium porrigens var. porrigens

3
Plant
Galium sparsiflorum ssp. sparsiflorum

2
Plant
Galium stellatum

7
Plant
Galium trifidum ssp. columbianum

2
Plant
Galium triflorum

4
Plant
Gamochaeta ustulata

3
Plant
Garrya buxifolia

2
Plant
Garrya buxifolia
Boxleaf Silk-tassel, Box-leaved Silk-tassel, Dwarf Silktassel, Dwarf Silk-tassel
2
Plant
Garrya congdonii

2
Plant
Garrya congdonii
Chaparral Silktassel, Chaparral Silk-tassel, Congdon's Silk-tassel
1
Plant
Garrya flavescens
Ashy Silktassel, Ashy Silk-tassel, Yellow-leaf Silktassel
2
Plant
Garrya fremontii

3
Plant
Gastridium phleoides

1
Plant
Gastridium phleoides
Nit Grass
1
Plant
Gaultheria procumbens
Checkerberry, Eastern Teaberry, Eastern Wintergreen
8
Plant
Gaylussacia baccata
Black Huckleberry
9
Plant
Gayophytum diffusum ssp. parviflorum

10
Plant
Gayophytum eriospermum

11
Plant
Gayophytum oligospermum

14
Plant
Gentiana alba
Cream Gentian, Pale Gentian, Plain Gentian, White Gentian, Yellow Gentian
21
Plant
Gentiana andrewsii var. andrewsii
Prairie Closed Gentian, Bottle Gentian, Closed Bottle Gentian, Andrews' Gentian
29
Plant
Gentiana newberryi var. tiogana

3
Plant
Gentiana puberulenta
Downy Gentian, Prairie Gentian
19
Plant
Gentiana setigera

7
Plant
Gentiana X pallidocyanea
Hybrid Closed Gentian, Hybrid Bottle Gentian, Pale Blue Gentian
6
Plant
Gentianopsis holopetala

4
Plant
Gentianopsis procera
Great Plains Fringed Gentian, Lesser Fringed Gentian, Small Fringed Gentian
18
Plant
Gentianopsis simplex

13
Plant
Geraea canescens

39
Plant
Geraea viscida

27
Plant
Geranium bicknellii
Bicknell's Cranesbill, Bicknell's Crane's-bill, Bicknell's Geranium, Northern Crane's-bill
2
Plant
Geranium californicum

21
Plant
Geranium dissectum

8
Plant
Geranium maculatum
Wild Geranium, Spotted Crane's-bill, Spotted Geranium, Wild Crane's-bill
8
Plant
Geranium molle

6
Plant
Geranium molle
Awnless Geranium, Dovefoot Geranium, Dove's-foot Geranium
1
Plant
Geranium richardsonii

1
Plant
Geranium viscosissimum var. viscosissimum
Sticky Purple Geranium
6
Plant
Geum canadense var. canadense
White Avens
20
Plant
Geum macrophyllum

2
Plant
Geum macrophyllum var. perincisum

7
Plant
Geum rivale
Purple Avens, Water Avens
7
Plant
Geum triflorum var. triflorum
Prairie Smoke, Old Man's Whiskers
13
Plant
Gilia achilleifolia ssp. achilleifolia

8
Plant
Gilia achilleifolia ssp. multicaulis

4
Plant
Gilia angelensis

4
Plant
Gilia brecciarum ssp. brecciarum

4
Plant
Gilia cana

5
Plant
Gilia cana
Desert Gilia, Showy Gilia
2
Plant
Gilia capitata ssp. capitata

2
Plant
Gilia capitata ssp. capitata
Blue Field Gilia, Bluehead Gilia, Blue-head Gilia
2
Plant
Gilia capitata ssp. mediomontana

2
Plant
Gilia capitata ssp. staminea

2
Plant
Gilia clivorum

3
Plant
Gilia clivorum
Purplespot Gilia, Purple-spot Gilia, Purple-spotted Gilia
7
Plant
Gilia diegensis

6
Plant
Gilia leptantha ssp. pinetorum

12
Plant
Gilia ochroleuca ssp. vivida

7
Plant
Gilia stellata

23
Plant
Gilia tenuiflora ssp. tenuiflora

5
Plant
Gilia tenuiflora ssp. tenuiflora
Greater Yellowthroat Gilia, Greater Yellow-throated Gilia, Slender-flowered Gilia
2
Plant
Gillenia stipulata
American Ipecac, American Ipecacuanna, Indian Physic
17
Plant
Githopsis specularioides

11
Plant
Glechoma hederacea
Creeping-charlie, Gill-over-the-ground, Ground-ivy
3
Plant
Glyceria elata

4
Plant
Glyceria leptostachya

4
Plant
Glyceria striata

4
Plant
Glycyrrhiza lepidota

3
Plant
Glycyrrhiza lepidota
American Licorice, Licorice, Wild Licorice
2
Plant
Gnaphalium palustre

8
Plant
Gnaphalium uliginosum
Low Cudweed, Marsh Cudweed
2
Plant
Goodmania luteola

11
Plant
Goodyera oblongifolia

7
Plant
Goodyera pubescens
Downy Rattlesnake-plantain, Downy Rattlesnake-plantain Orchid, Downy Rattlesnake Orchid
27
Plant
Goodyera tesselata
Checkered Rattlesnake-plantain, Checkered Rattlesnake-plantain Orchid, Checkered Rattlesnake Orchid
4
Plant
Grayia spinosa

19
Plant
Grindelia camporum

4
Plant
Grindelia hallii

12
Plant
Grindelia squarrosa
Curly-cup Gumweed, Curlycup Gumweed, Curlytop Gumweed, Gumweed, Rosinweed, Tarweed
8
Plant
Gutierrezia californica

11
Plant
Gutierrezia sarothrae

16
Plant
Gymnocarpium dryopteris
Western Oak Fern, Western Oakfern
9
Plant
Hackelia micrantha

17
Plant
Hackelia velutina

6
Plant
Hackelia virginiana
Beggar's-lice, Beggarslice, Virginia Stickseed, Virginia Sticktight, Wild Comfrey
8
Plant
Halenia deflexa
American Spurred Gentian, Spurred-gentian
7
Plant
Hamamelis virginiana
American Withc-hazel, American Witchhazel, Witch-hazel, Witchhazel
2
Plant
Harpagonella palmeri

15
Plant
Hastingsia bracteosa var. bracteosa

2
Plant
Hastingsia serpentinicola

4
Plant
Hastingsia serpentinicola
Klamath Rushlily, Klamath-siskiyou Rushlily, Siskiyou Rushlily
2
Plant
Hazardia detonsa
Island Bristleweed
2
Plant
Hazardia orcuttii

16
Plant
Hedeoma hispida
Rough False Pennyroyal, Rough False-pennyroyal, Rough Pennyroyal
3
Plant
Hedera sp.
Ivy
1
Plant
Helenium autumnale
Bitterweed, Common Sneezeweed, Fall Sneezeweed, False Sunflower
13
Plant
Helenium bigelovii

18
Plant
Helenium flexuosum
Purple-headed Sneezeweed, Purple-head Sneezeweed, Purplehead Sneezeweed
11
Plant
Helenium puberulum

1
Plant
Helianthemum bicknellii
Hoary Frostweed, Bicknell's Rock-rose
8
Plant
Helianthus californicus

14
Plant
Helianthus divaricatus
Divaricate Sunflower, Woodland Sunflower
12
Plant
Helianthus giganteus
Giant Sunflower, Swamp Sunflower, Tall Sunflower
22
Plant
Helianthus gracilentus

27
Plant
Helianthus hirsutus
Hairy Sunflower, Rough Sunflower
25
Plant
Helianthus maximiliani
Maximilian's Sunflower, Maximilian Sunflower, Maximillian Sunflower
13
Plant
Helianthus niveus ssp. tephrodes

43
Plant
Helianthus pauciflorus ssp. subrhomboideus
Few-leaved Sunflower, Stiff Sunflower
21
Plant
Helianthus petiolaris ssp. canescens

19
Plant
Helianthus tuberosus
Jerusalem-artichoke, Woodland Sunflower
21
Plant
Heliopsis helianthoides var. scabra
False Sunflower, Ox-eye, Smooth Ox-eye, Sunflower-everlasting
20
Plant
Heliotropium convolvulaceum var. californicum

8
Plant
Heliotropium curassavicum

3
Plant
Heliotropium curassavicum
Salt Heliotrope, Quail Plant, Seaside Heliotrope
1
Plant
Heliotropium curassavicum var. oculatum

8
Plant
Heliotropium tenellum
Pasture Heliotrope, Slender Heliotrope
4
Plant
Hemerocallis fulva
Orange Daylily, Tawny Daylily
4
Plant
Hemizonella minima

4
Plant
Hemizonia congesta ssp. clevelandii

5
Plant
Hemizonia congesta ssp. clevelandii
Cleveland's Tarweed, Hayfield Tarweed
7
Plant
Heracleum maximum

10
Plant
Herniaria hirsuta var. cinerea
Hairy Rupturewort
2
Plant
Hesperevax acaulis var. ambusticola

2
Plant
Hesperevax sparsiflora var. sparsiflora

27
Plant
Hesperocallis undulata

28
Plant
Hesperocallis undulata
Desert Lily
2
Plant
Hesperochiron pumilus

8
Plant
Hesperochiron pumilus
Dwarf Centaur-flower, Dwarf Hesperochiron
8
Plant
Hesperocnide tenella

3
Plant
Hesperocyparis macrocarpa

3
Plant
Hesperolinon disjunctum

3
Plant
Hesperolinon micranthum

2
Plant
Hesperomecon linearis

4
Plant
Hesperostipa spartea
Porcupine Grass, Porcupine Needle-grass
12
Plant
Hesperoyucca whipplei

30
Plant
Heterocodon rariflorum

8
Plant
Heteromeles arbutifolia

20
Plant
Heterotheca grandiflora

14
Plant
Heterotheca oregona

5
Plant
Heterotheca oregona var. oregona
Oregon False Goldenaster, Oregon Goldenaster, Oregon Golden-aster
1
Plant
Heterotheca sessiliflora ssp. echioides

5
Plant
Heterotheca sessiliflora ssp. sessiliflora

18
Plant
Heterotheca villosa var. ballardii
Hairy False-golden-aster, Hairy Golden-aster, Telegraph-plant
9
Plant
Heuchera caespitosa

27
Plant
Heuchera cylindrica

7
Plant
Heuchera hirsutissima

9
Plant
Heuchera micrantha

1
Plant
Heuchera parishii

14
Plant
Heuchera richardsonii
Richardson's Alumroot
4
Plant
Heuchera rubescens

17
Plant
Hibiscus denudatus

18
Plant
Hieracium albiflorum

12
Plant
Hieracium argutum

10
Plant
Hieracium aurantiacum
Devil's-paintbrush, Grim-the-collier, Orange Hawkweed, Red Daisy
3
Plant
Hieracium horridum

17
Plant
Hieracium longipilum
Hairy Hawkweed, Long-beard Hawkweed, Long-haired Hawkweed, Prairie Hawkweed
11
Plant
Hieracium parryi

3
Plant
Hieracium parryi
Parry's Hawkweed
1
Plant
Hieracium triste

4
Plant
Hieracium umbellatum
Canada Hawkweed, Narrowleaf Hawkweed, Narrow-leaved Hawkweed, Northern Hawkweed
15
Plant
Hilaria rigida

14
Plant
Hirschfeldia incana

6
Plant
Hirschfeldia incana
Shortpod Mustard
1
Plant
Hoffmannseggia glauca

38
Plant
Hoffmannseggia microphylla

29
Plant
Holcus lanatus

4
Plant
Holodiscus discolor var. discolor

10
Plant
Holodiscus microphyllus var. glabrescens

11
Plant
Holodiscus microphyllus var. microphyllus

18
Plant
Hordeum brachyantherum

2
Plant
Hordeum marinum ssp. gussoneanum

1
Plant
Hordeum murinum ssp. leporinum

2
Plant
Horkelia clevelandii var. clevelandii

30
Plant
Horkelia fusca var. parviflora

1
Plant
Horkelia howellii
Howell's horkelia
3
Plant
Horkelia howellii
Howell's Horkelia, Silky Horkelia
3
Plant
Horkelia rydbergii

13
Plant
Horkelia truncata

5
Plant
Horsfordia newberryi

34
Plant
Hosackia crassifolia var. crassifolia

7
Plant
Hosackia crassifolia var. crassifolia
Big Deervetch, Broad-leaved Lotus
5
Plant
Hosackia oblongifolia var. oblongifolia

15
Plant
Houstonia longifolia
Long-leaved Bluet, Long-leaved Summer Bluet, Long-leaf Bluet, Longleaf Bluet
11
Plant
Houstonia purpurea var. purpurea
Purple Bluets, Venus' Pride
14
Plant
Houstonia serpyllifolia
Creeping Bluet, Mountain Bluet, Thyme-leaved Bluet, Thymeleaf Bluet
6
Plant
Hulsea brevifolia

6
Plant
Hulsea californica

27
Plant
Hulsea heterochroma

11
Plant
Hulsea nana

21
Plant
Hulsea vestita ssp. callicarpha

33
Plant
Hulsea vestita ssp. parryi

23
Plant
Huperzia appalachiana
Mountain Fir-moss, Appalachian Clubmoss, Fir Club-moss
3
Plant
Huperzia lucidula
Shining Club-moss, Shining Clubmoss, Shining Fir-moss
16
Plant
Hydrangea cinerea
Ashy Hydrangea, Gray Hydrangea
22
Plant
Hydrocotyle verticillata

20
Plant
Hydrophyllum canadense
Bluntleaf Waterleaf, Blunt-leaf Waterleaf, Blunt-leaved Waterleaf, Broad-leaved Waterleaf, Maple-leaved Waterleaf
9
Plant
Hydrophyllum capitatum var. alpinum

4
Plant
Hydrophyllum capitatum var. alpinum
Alpine Waterleaf, Cat's Breeches, Woolen Breeches
1
Plant
Hydrophyllum virginianum
John's-cabbage, Shawnee-salad, Virginia Water-leaf, Virginia Waterleaf
5
Plant
Hymenopappus filifolius var. lugens

41
Plant
Hymenopappus filifolius var. polycephalus
Fine-leaf Woollywhite, Fine-leaf Hymenopappus
5
Plant
Hymenothrix wrightii

24
Plant
Hymenoxys cooperi

5
Plant
Hypericum anagalloides

8
Plant
Hypericum concinnum

3
Plant
Hypericum frondosum
Cedar-glade St. John's-wort, Cedarglade St. Johnswort
17
Plant
Hypericum graveolens
Mountain St. John's-wort, Mountain St. Johnswort
10
Plant
Hypericum hypericoides ssp. multicaule
St. Andrew's Cross
18
Plant
Hypericum majus
Greater Canadian St. John's-wort, Larger Canadian St. John's-wort
9
Plant
Hypericum perforatum

7
Plant
Hypericum perforatum
Common St. John's-wort, Common St Johnswort, Common St. John's Wort, Common St. Johnswort, Klamath Weed, Klamathweed, St. John's Wort, St. Johnswort
1
Plant
Hypericum prolificum
Shrubby St. John's-wort, Shrubby St. Johnswort
12
Plant
Hypericum punctatum
Spotted St. John's-wort, Spotted St. Johnswort
10
Plant
Hypericum pyramidatum
Great St. John's-wort, Giant St. John's-wort
13
Plant
Hypericum scouleri

22
Plant
Hypericum scouleri
Scouler's St. Johnswort, Scouler's St. John's-wort
2
Plant
Hypericum sphaerocarpum
Round-seeded St. John's-wort, Roundseed St. Johnswort
9
Plant
Hypochaeris glabra

8
Plant
Hypochaeris radicata

7
Plant
Hypoxis hirsuta
Common Goldstar, Eastern Yellow Star-grass
10
Plant
Idahoa scapigera

3
Plant
Ilex mucronata
Catberry, Mountain Holly
4
Plant
Ilex verticillata
Common Winterberry
16
Plant
Impatiens capensis
Orange Jewelweed, Spotted Touch-me-not
12
Plant
Impatiens pallida
Pale Touch-me-not, Yellow Jewelweed, Yellow Touch-me-not, Pale Snapweed
7
Plant
Ipomopsis aggregata ssp. bridgesii

5
Plant
Ipomopsis aggregata ssp. formosissima

13
Plant
Ipomopsis arizonica

13
Plant
Ipomopsis congesta ssp. montana

4
Plant
Ipomopsis congesta ssp. palmifrons

11
Plant
Iris chrysophylla

7
Plant
Iris chrysophylla
Yellowleaf Iris, Yellow-leaf Iris, Yellow-leaved Iris
9
Plant
Iris domestica
Blackberry Lily
6
Plant
Iris hartwegii ssp. hartwegii

6
Plant
Iris hartwegii ssp. hartwegii
Hartweg's Iris, Rainbow Iris, Sierra Iris
4
Plant
Iris missouriensis

1
Plant
Iris pseudacorus
Pale-yellow Iris, Water Flag, Yellow Flag, Yellow Iris, Yellow Water Flag, Yellow Water Iris
10
Plant
Iris sp.

3
Plant
Iris tenax
Oregon Flag, Oregon Iris, Tough-leaf Iris, Tough-leaved Iris
3
Plant
Iris versicolor
Blue Flag, Harlequin Blue-flag
7
Plant
Isocoma menziesii var. vernonioides

22
Plant
Iva hayesiana

37
Plant
Ivesia argyrocoma var. argyrocoma

12
Plant
Ivesia lycopodioides var. megalopetala

3
Plant
Ivesia santolinoides

30
Plant
Ivesia saxosa

25
Plant
Jaumea carnosa

5
Plant
Jeffersonia diphylla
Rheumatism Root, Twinleaf
2
Plant
Jepsonia parryi

23
Plant
Juglans hindsii

8
Plant
Juncus articulatus

3
Plant
Juncus balticus

1
Plant
Juncus bufonius var. bufonius

1
Plant
Juncus bufonius var. bufonius
Toad Rush
1
Plant
Juncus bufonius var. occidentalis

9
Plant
Juncus dubius

15
Plant
Juncus duranii

8
Plant
Juncus effusus ssp. pacificus

8
Plant
Juncus ensifolius

2
Plant
Juncus ensifolius var. ensifolius
Swordleaf Rush, Sword-leaved Rush
1
Plant
Juncus longistylis

15
Plant
Juncus luciensis

2
Plant
Juncus mexicanus

8
Plant
Juncus nevadensis

3
Plant
Juncus orthophyllus

6
Plant
Juncus phaeocephalus var. paniculatus

2
Plant
Juncus phaeocephalus var. paniculatus
Brown-headed Rush, Brownhead Rush, Spreading Brown-headed Rush
1
Plant
Juncus phaeocephalus var. phaeocephalus

1
Plant
Juncus phaeocephalus var. phaeocephalus
Brown-headed Rush, Brownhead Rush
1
Plant
Juncus tenuis

3
Plant
Juncus xiphioides

3
Plant
Juniperus californica

15
Plant
Juniperus communis var. depressa
Common Juniper
2
Plant
Juniperus horizontalis
Creeping Juniper
1
Plant
Juniperus virginiana var. virginiana
Eastern Red-cedar, Eastern Redcedar, Genévrier Rouge, Red-cedar Juniper
11
Plant
Justicia americana
American Water-willow, Common Water-willow, Spike Justica
14
Plant
Justicia californica

31
Plant
Justicia spicigera
Mohintli
1
Plant
Kallstroemia californica

11
Plant
Kallstroemia grandiflora

12
Plant
Kallstroemia parviflora

9
Plant
Kalmia latifolia
Mountain Laurel
19
Plant
Kalmia polifolia

4
Plant
Kalmia polifolia
Bog Kalmia, Bog Laurel, Pale Laurel, Swamp, Laurel
4
Plant
Keckiella antirrhinoides var. antirrhinoides

23
Plant
Keckiella breviflora var. breviflora

3
Plant
Keckiella breviflora var. glabrisepala

3
Plant
Keckiella breviflora_x_ternata

26
Plant
Keckiella cordifolia

13
Plant
Keckiella rothrockii var. jacintensis

34
Plant
Keckiella rothrockii var. rothrockii

20
Plant
Keckiella ternata var. ternata

11
Plant
Kelloggia galioides

10
Plant
Kickxia elatine

5
Plant
Kickxia elatine
Cancerwort, Fluvellin, Roundleaf Fluvellin, Sharpleaf Cancerwort, Sharpoint Fluevellin, Sharppoint Fluvellin
4
Plant
Koeleria macrantha

5
Plant
Kopsiopsis strobilacea

8
Plant
Kopsiopsis strobilacea
California Ground-cone, California Groundcone
15
Plant
Krameria bicolor

18
Plant
Krameria erecta

31
Plant
Krascheninnikovia lanata

16
Plant
Krascheninnikovia lanata
Winterfat
1
Plant
Krigia biflora
Orange Dwarf-dandelion, Tall Dwarf-dandelion, Two-flower Dwarf-dandelion
11
Plant
Kyhosia bolanderi

4
Plant
Lactuca biennis
Tall Blue Lettuce, Woodland Lettuce
6
Plant
Lactuca canadensis
Canada Lettuce, Tall Wild Lettuce, Wild Lettuce
29
Plant
Lactuca serriola

6
Plant
Lactuca tatarica var. pulchella
Blue Lettuce, Blue Wild Lettuce, Chicory Lettuce, Russian Blue Lettuce
1
Plant
Lagophylla ramosissima

2
Plant
Lamarckia aurea

1
Plant
Lamium amplexicaule

5
Plant
Lamium amplexicaule
Common Henbit, Giraffehead, Giraffe-head, Henbit, Henbit Deadnettle
4
Plant
Lamium purpureum

2
Plant
Lamium purpureum
Purple Dead-nettle, Purple Deadnettle, Red Dead-nettle, Red Dead Nettle
3
Plant
Langloisia setosissima ssp. punctata

5
Plant
Langloisia setosissima ssp. punctata
Great Basin Langloisia, Lilac Sunbonnet
4
Plant
Langloisia setosissima ssp. setosissima

18
Plant
Laportea canadensis
Canada Wood-nettle, Canadian Wood-nettle, Canadian Woodnettle
10
Plant
Lappula fremontii
Fremont's Stickseed
4
Plant
Lappula occidentalis var. occidentalis
Desert Stickseed, Flat-spine Sheepburr, Flat-spine Stickseed, Western Stickseed
3
Plant
Lappula redowskii var. redowskii

11
Plant
Larix laricina
Tamarack, American Larch, Eastern Larch, Tamarack Larch
19
Plant
Larrea tridentata

27
Plant
Lastarriaea coriacea

2
Plant
Lasthenia californica ssp. californica

5
Plant
Lasthenia californica ssp. californica
California Goldfields
2
Plant
Lasthenia glabrata ssp. coulteri

33
Plant
Lasthenia gracilis

24
Plant
Lasthenia microglossa

4
Plant
Lasthenia microglossa
Small-ray Goldfields, Smallray Goldfields
1
Plant
Lathyrus delnorticus

4
Plant
Lathyrus delnorticus
Del Norte Pea
3
Plant
Lathyrus hirsutus
Austrian Winter-pea, Caley Pea, Hairy Pea, Hairy Vetchling, Rough Pea, Singletary Pea
10
Plant
Lathyrus japonicus
Beach Pea
5
Plant
Lathyrus latifolius

4
Plant
Lathyrus nevadensis var. nevadensis

4
Plant
Lathyrus ochroleucus
Cream Pea, Cream Pea-vine, Pale Vetchling Pea-vine, Pale Vetchling, White Pea
9
Plant
Lathyrus palustris
Marsh Pea, Marsh Vetchling, Slender-stem Pea-vine
10
Plant
Lathyrus polyphyllus

3
Plant
Lathyrus polyphyllus
Leafy Pea, Oregon Pea
1
Plant
Lathyrus sphaericus

4
Plant
Lathyrus sulphureus

1
Plant
Lathyrus vestitus var. alefeldii

40
Plant
Lathyrus vestitus var. vestitus

8
Plant
Layia glandulosa

21
Plant
Layia heterotricha

18
Plant
Layia hieracioides

7
Plant
Lechea stricta
Prairie Pinweed, Bushy Pinweed
8
Plant
Leersia oryzoides

3
Plant
Leersia oryzoides
Rice Cutgrass, Rice Cut-grass
2
Plant
Leonurus cardiaca
Motherwort, Common Motherwort
4
Plant
Lepechinia calycina

2
Plant
Lepechinia calycina
Pitcher Sage, Woodbalm
4
Plant
Lepechinia ganderi

24
Plant
Lepidium campestre

4
Plant
Lepidium campestre
Field Pepperweed
1
Plant
Lepidium densiflorum
Common Pepperweed, Greenflower Pepperweed, Miner's Pepperwort, Miners Pepperweed, Peppergrass, Pepperweed, Prairie Pepperweed
4
Plant
Lepidium fremontii

24
Plant
Lepidium lasiocarpum ssp. lasiocarpum

7
Plant
Lepidium nitidum

2
Plant
Lepidium nitidum
Shining Pepperweed
1
Plant
Lepidium strictum

1
Plant
Lepidium virginicum var. robinsonii

18
Plant
Lepidospartum latisquamum

18
Plant
Lepidospartum squamatum

28
Plant
Leptochloa fusca ssp. uninervia

4
Plant
Leptodactylon pungens

1
Plant
Leptosiphon aureus ssp. aureus

5
Plant
Leptosiphon aureus ssp. decorus

5
Plant
Leptosiphon bicolor

2
Plant
Leptosiphon bicolor
Bicolored Leptosiphon, True Babystars
2
Plant
Leptosiphon bolanderi

3
Plant
Leptosiphon ciliatus

3
Plant
Leptosiphon floribundus ssp. floribundus

15
Plant
Leptosiphon floribundus ssp. hallii

17
Plant
Leptosiphon harknessii

3
Plant
Leptosiphon lemmonii

11
Plant
Leptosiphon minimus

2
Plant
Leptosiphon minimus
Tiny Leptosiphon, True Babystars
2
Plant
Leptosiphon parviflorus

6
Plant
Leptosiphon pygmaeus ssp. continentalis

3
Plant
Leptosiphon pygmaeus ssp. continentalis
Pygmy Leptosiphon, Pygmy Linanthus
2
Plant
Leptosiphon septentrionalis

2
Plant
Leptosyne bigelovii

6
Plant
Leptosyne calliopsidea

8
Plant
Leptosyne douglasii

4
Plant
Leptosyne maritima

24
Plant
Lespedeza capitata
Round-headed Bush-clover, Round-headed Lespedeza
25
Plant
Lesquerella alpina
Alpine Bladderpod
6
Plant
Lesquerella gordonii

4
Plant
Lesquerella tenella

3
Plant
Lessingia glandulifera var. glandulifera

18
Plant
Lessingia glandulifera var. tomentosa

10
Plant
Lessingia pectinata var. tenuipes

3
Plant
Leucanthemum vulgare

5
Plant
Lewisia glandulosa

19
Plant
Lewisia nevadensis

4
Plant
Lewisia nevadensis
Nevada Bitter-root, Nevada Lewisia
1
Plant
Lewisia oppositifolia

4
Plant
Lewisia oppositifolia
Oppositeleaf Lewisia, Opposite-leaved Lewisia
8
Plant
Lewisia pygmaea

2
Plant
Lewisia rediviva

8
Plant
Lewisia rediviva
Bitterroot, Oregon Bitter-root, Bitter Root
2
Plant
Lewisia rediviva var. rediviva
Bitter-root, Bitter Root, Bitterroot, Oregon Bitter-root
6
Plant
Lewisia triphylla

12
Plant
Leymus cinereus
Basin Wildrye, Giant Wild Rye, Gray Wild Rye, Great Basin Wild-rye, Great Basin Wildrye
2
Plant
Liatris aspera
Rough Gayfeather, Lacerate Blazing-star, Rough Blazing-star, Tall Gay-feather
18
Plant
Liatris ligulistylis
Meadow Blazing-star, Northern Plains Blazing-star, Northern Plains Gayfeather, Rocky Mountain Gayfeather, Showy Blazing-star, Strap-style Gayfeather
14
Plant
Liatris punctata var. punctata
Dotted Blazing-star, Dotted Blazing Star, Dotted Gayfeather
7
Plant
Ligusticum apiifolium

6
Plant
Ligusticum grayi

3
Plant
Lilium bolanderi

7
Plant
Lilium columbianum
Columbia Lily, Columbia Tiger Lily, Columbian Lily, Oregon Lily
8
Plant
Lilium humboldtii ssp. ocellatum

9
Plant
Lilium michiganense
Michigan Lily, Turk's-cap Lily
9
Plant
Lilium pardalinum ssp. vollmeri

2
Plant
Lilium pardalinum ssp. vollmeri
Vollmer's Leopard Lily, Vollmer's Lily
5
Plant
Lilium parryi

45
Plant
Lilium parvum

10
Plant
Lilium philadelphicum
Wood Lily
4
Plant
Lilium washingtonianum ssp. washingtonianum

4
Plant
Limosella acaulis

21
Plant
Linanthus californicus

12
Plant
Linanthus demissus

5
Plant
Linanthus dianthiflorus

18
Plant
Linanthus dichotomus

4
Plant
Linanthus jaegeri

17
Plant
Linanthus jonesii

9
Plant
Linanthus maculatus ssp. maculatus

33
Plant
Linanthus parryae

35
Plant
Linanthus pungens

22
Plant
Linaria vulgaris
Butter And Eggs, Butter-and-eggs, Flaxweed, Greater Butter-and-eggs, Ramsted, Wild Snapdragon, Yellow Toadflax
15
Plant
Lindernia dubia
False Pimpernel, Moist-bank Pimpernel, Short-stalk Lindernia, Yellow-seed False-pimpernel
9
Plant
Linnaea borealis var. longiflora

1
Plant
Linnaea borealis var. longiflora
Twinflower, Northern Twinflower, American Twinflower
5
Plant
Linum bienne

3
Plant
Linum bienne
Pale Flax
2
Plant
Linum lewisii var. lewisii

34
Plant
Linum lewisii var. lewisii
Lewis' Flax, Prairie Flax, Blue Flax
3
Plant
Linum puberulum

3
Plant
Linum rigidum
Stiff-stem Yellow Flax, Orange Flax, Stiff Flax, Stiff-stem Flax
7
Plant
Linum sulcatum var. sulcatum
Furrowed Flax, Grooved Flax, Grooved Yellow Flax
3
Plant
Linum virginianum
Woodland Flax
7
Plant
Liquidambar styraciflua
Sweetgum
2
Plant
Listera caurina

6
Plant
Listera convallarioides

3
Plant
Listera cordata var. nephrophylla
Heartleaf Twayblade, Heart-leaf Twayblade, Western Heart-leaved Twayblade
4
Plant
Lithophragma affine

4
Plant
Lithophragma bolanderi

3
Plant
Lithophragma glabrum

7
Plant
Lithophragma heterophyllum

1
Plant
Lithophragma parviflorum
Small-flowered Woodland-star, Small-flowered Woodlandstar
2
Plant
Lithophragma parviflorum var. parviflorum

13
Plant
Lithospermum californicum

2
Plant
Lithospermum californicum
California Gromwell, California Puccoon, California Stone-seed, California Stoneseed
3
Plant
Lithospermum canescens
Hoary Gromwell, Hoary Puccoon
10
Plant
Lithospermum caroliniense var. croceum
Carolina Puccoon
20
Plant
Lithospermum incisum
Fringed Gromwell, Fringed Puccoon, Narrowleaf Gromwell, Narrowleaf Pucoon, Narrowleaf Stoneseed, Trumpet Stoneseed, Narrow-leaved Puccoon
6
Plant
Lithospermum ruderale
Columbia Puccoon, Western Gromwell, Western Stoneseed, Western Stone-seed, White Stone-seed
8
Plant
Lobelia cardinalis
Cardinal Flower
11
Plant
Lobelia inflata
Indian-tobacco
15
Plant
Lobelia kalmii
Bog Lobelia, Brook Lobelia, Fen Lobelia, Kalm's Lobelia, Ontario Lobelia
5
Plant
Lobelia siphilitica var. siphilitica
Great Blue Lobelia
17
Plant
Lobelia spicata var. leptostachys
Palespike Lobelia, Pale-spike Lobelia
9
Plant
Lobelia spicata var. spicata
Pale-spike Lobelia, Palespike Lobelia
19
Plant
Loeflingia squarrosa

2
Plant
Loeseliastrum matthewsii

17
Plant
Loeseliastrum schottii

17
Plant
Loeseliastrum schottii
little sunbonnets
1
Plant
Logfia depressa

9
Plant
Logfia filaginoides

4
Plant
Logfia filaginoides
California Cottonrose, California Fluffweed
1
Plant
Logfia gallica

9
Plant
Logfia gallica
Narrowleaf Cottonrose
2
Plant
Lomatium californicum

4
Plant
Lomatium dasycarpum ssp. dasycarpum

7
Plant
Lomatium dissectum var. dissectum

7
Plant
Lomatium hallii

4
Plant
Lomatium hallii
Hall's Biscuitroot, Hall's Lomatium
2
Plant
Lomatium howellii

5
Plant
Lomatium howellii
Howell's Biscuitroot, Howell's Lomatium
2
Plant
Lomatium lucidum

7
Plant
Lomatium macrocarpum

8
Plant
Lomatium macrocarpum
Bigseed Biscuitroot, Bigseed Lomatium, Large-fruit Desert-parsley, Large-fruited Biscutroot, Largefruit Biscuitroot
3
Plant
Lomatium martindalei

8
Plant
Lomatium mohavense

3
Plant
Lomatium nudicaule

6
Plant
Lomatium triternatum var. triternatum

4
Plant
Lomatium triternatum var. triternatum
Nineleaf Biscuitroot, Nine-leaved Biscuitroot
2
Plant
Lomatium utriculatum

11
Plant
Lonicera cauriana

1
Plant
Lonicera conjugialis

16
Plant
Lonicera dioica
Limber Honeysuckle, Mountain Honeysuckle, Red Honeysuckle, Wild Honeysuckle
17
Plant
Lonicera hispidula

5
Plant
Lonicera hispidula
California Honeysuckle, Hairy Honeysuckle, Pink Honeysuckle
1
Plant
Lonicera involucrata var. involucrata

2
Plant
Lonicera involucrata var. involucrata
Black Twinberry, Twinberry Honeysuckle
1
Plant
Lonicera japonica
Chinese Honeysuckle, Japanese Honeysuckle
7
Plant
Lonicera subspicata var. denudata

19
Plant
Lonicera subspicata var. denudata
Southern Honeysuckle
1
Plant
Lonicera subspicata var. subspicata

18
Plant
Lonicera utahensis
Red Twinberry, Utah Honeysuckle
3
Plant
Lonicera X bella
Bella Honeysuckle, Showy Bush Honeysuckle, Showy Fly Honeysuckle, White-bell Honeysuckle
3
Plant
Lotus corniculatus

4
Plant
Lotus corniculatus
Bird's-foot Deer-vetch, Bird's-foot Trefoil, Bloomfell, Cat's Clover, Crow-toes, Garden Bird's-foot-trefoil, Garden Birdsfoot Trefoil
5
Plant
Ludwigia alternifolia
Bushy Seed-box, Bushy Seedbox, False-loosestrife, Seed-box, Seedbox, Square-pod Water-primrose
16
Plant
Ludwigia palustris

2
Plant
Ludwigia palustris
Marsh Purslane, Marsh Seed-box, Water-purslane
5
Plant
Ludwigia polycarpa
False-loosestrife, Many-fruited False-loosestrife, Many-fruited Primrose-willow, Manyfruit Primrose-willow, Top-pod Water-primrose
9
Plant
Luetkea pectinata

6
Plant
Lupinus albifrons

4
Plant
Lupinus albifrons var. albifrons

8
Plant
Lupinus andersonii

11
Plant
Lupinus arboreus

4
Plant
Lupinus arizonicus

16
Plant
Lupinus bicolor

6
Plant
Lupinus concinnus

35
Plant
Lupinus excubitus var. austromontanus

11
Plant
Lupinus hirsutissimus

23
Plant
Lupinus hyacinthinus

28
Plant
Lupinus latifolius

4
Plant
Lupinus lepidus var. confertus

5
Plant
Lupinus lepidus var. lobbii

6
Plant
Lupinus microcarpus var. densiflorus

17
Plant
Lupinus microcarpus var. horizontalis

4
Plant
Lupinus nanus

4
Plant
Lupinus nanus
Sky Lupine, Valley Sky Lupine
1
Plant
Lupinus onustus

11
Plant
Lupinus perennis ssp. perennis
Sundial Lupine, Wild Lupine
13
Plant
Lupinus polycarpus

3
Plant
Lupinus pusillus
Low Lupine, Rusty Lupine, Small Lupine
1
Plant
Lupinus shockleyi

19
Plant
Lupinus sparsiflorus

10
Plant
Lupinus stiversii

8
Plant
Lupinus succulentus

4
Plant
Lupinus truncatus

13
Plant
Luzula comosa

4
Plant
Luzula hitchcockii

5
Plant
Luzula multiflora ssp. multiflora

6
Plant
Lycium andersonii

31
Plant
Lycium brevipes var. brevipes

33
Plant
Lycium californicum

12
Plant
Lycium cooperi

7
Plant
Lycium fremontii

18
Plant
Lycium parishii

25
Plant
Lycopodium annotinum
Bristly Club-moss, Common Club-moss, Stiff Club-moss
7
Plant
Lycopodium clavatum
Common Clubmoss, Common Club-moss, Running Clubmoss, Running Club-moss
18
Plant
Lycopodium dendroideum
Northern Tree Club-moss, Round-branched Club-moss, Tree Groundpine, Tree Ground-pine
5
Plant
Lycopodium digitatum
Crowfoot Club-moss, Southern Ground-cedar, Southern Running-pine, Trailing Ground-pine
24
Plant
Lycopodium lagopus
One-cone Club-moss, One-cone Clubmoss
13
Plant
Lycopodium obscurum
Flat-branched Tree Club-moss, Ground Pine, Rare Clubmoss, Tree Club Moss
9
Plant
Lycopus americanus
American Bugleweed, American Water-horehound, Common Water-horehound, Cut-leaf Water-horehound
5
Plant
Lycopus uniflorus var. uniflorus
Northern Bugleweed, Northern Water-horehound
11
Plant
Lygodesmia juncea
Rush Skeleton-plant, Rush Skeletonplant, Rush Skeletonweed, Skeletonplant, Skeletonweed
2
Plant
Lygodium palmatum
American Climbing Fern, Creeping Fern, Hartford Fern, Windsor Fern
18
Plant
Lyrocarpa coulteri

22
Plant
Lyrocarpa coulteri var. coulteri

3
Plant
Lysichiton americanus

5
Plant
Lysichiton americanus
Yellow Skunk Cabbage, American Skunk Cabbage, Western Skunk Cabbage
7
Plant
Lysimachia ciliata
Fringed Loosestrife, Fringed Yellow-loosestrife
7
Plant
Lysimachia hybrida

15
Plant
Lysimachia lanceolata
Lance-leaf Loosestrife, Lanceleaf Loosestrife, Lance-leaved Loosestrife
19
Plant
Lysimachia minima

12
Plant
Lysimachia terrestris
Swamp Candles, Earth Loosestrife
7
Plant
Lysimachia thyrsiflora
Tufted Loosestrife, Tufted Yellow-loosestrife, Water Loosestrife
11
Plant
Lysimachia tonsa
Appalchian Loosestrife, Southern Loosestrife, Southern Yellow Loosestrife
22
Plant
Lythrum hyssopifolia

3
Plant
Lythrum salicaria
Purple Loosestrife, Purple Lythrum, Rainbow Weed, Salicaire, Spiked Loosestrife
5
Plant
Madia elegans

7
Plant
Madia elegans
Common Madia, Common Tarweed, Showy Tarweed
3
Plant
Madia exigua

3
Plant
Madia gracilis

4
Plant
Madia sativa

9
Plant
Maianthemum canadense
Canada Mayflower, False Lily-of-the-valley, Two-leaved Solomon's-seal
6
Plant
Maianthemum racemosum ssp. amplexicaule

3
Plant
Maianthemum racemosum ssp. amplexicaule
Western False Solomon's Seal, Feathery False Lily-of-the-valley, Western Solomon's Seal, Western Solomon's-seal
5
Plant
Maianthemum racemosum ssp. racemosum
Eastern False Solomon's Seal, False Solomon's-seal, Feathery False Lily of The Vally, Feathery False Solomon's-seal
6
Plant
Maianthemum stellatum

2
Plant
Malacothamnus aboriginum

3
Plant
Malacothamnus davidsonii

3
Plant
Malacothamnus davidsonii
Davidson's Bush-mallow, Davidson's Bushmallow
61
Plant
Malacothamnus densiflorus
Many-flowered Bush Mallow
89
Plant
Malacothamnus fasciculatus var. fasciculatus

3
Plant
Malacothamnus fasciculatus var. fasciculatus
Chaparral Bush-mallow, Chaparral Bushmallow
129
Plant
Malacothamnus fasciculatus var. nuttallii
Nuttall's Bush-mallow, Nuttall's Bushmallow
49
Plant
Malacothamnus fremontii

6
Plant
Malacothamnus marrubioides
Horehound Bushmallow, Horehound Bush-mallow
73
Plant
Malacothamnus undescribed_sandiego

52
Plant
Malacothrix californica

7
Plant
Malacothrix clevelandii

3
Plant
Malacothrix clevelandii
Clevelandx92s Desert-dandelion, Clevelandx92s Desertdandelion
2
Plant
Malacothrix coulteri

3
Plant
Malacothrix floccifera

10
Plant
Malacothrix glabrata

21
Plant
Malacothrix saxatilis var. tenuifolia

13
Plant
Malaxis unifolia
Green Adder's-mouth, Green Adder's-mouth Orchid
15
Plant
Malosma laurina

6
Plant
Malus fusca

4
Plant
Malus fusca
Oregon Crab-apple, Oregon Crabapple
2
Plant
Malus pumila

2
Plant
Malva neglecta

4
Plant
Malvella leprosa

13
Plant
Mammillaria dioica

18
Plant
Mammillaria tetrancistra

29
Plant
Marah fabacea

6
Plant
Marah macrocarpa

36
Plant
Marah oreganus

5
Plant
Marina orcuttii var. orcuttii

17
Plant
Marina parryi

5
Plant
Marrubium vulgare

4
Plant
Matelea gonocarpos
Angularfruit Milkvine, Angular-fruit Milkvine, Common Anglepod
16
Plant
Matelea parvifolia

16
Plant
Matricaria discoidea

2
Plant
Matteuccia struthiopteris var. pensylvanica
American Ostrich Fern, Ostrich Fern
11
Plant
Matthiola incana

7
Plant
Meconella denticulata

24
Plant
Medicago polymorpha

1
Plant
Medicago sativa ssp. sativa
Alfalfa, Blue Alfalfa
5
Plant
Melampodium leucanthum
Plains Blackfoot, Plains Blackfoot Daisy
1
Plant
Melampyrum lineare var. lineare
American Cow-wheat, Narrow-leaved Cow-wheat
12
Plant
Melica californica

4
Plant
Melica frutescens

6
Plant
Melica geyeri

5
Plant
Melica harfordii

4
Plant
Melica imperfecta

4
Plant
Melica subulata

1
Plant
Melica torreyana

2
Plant
Melilotus albus
White Melilot
4
Plant
Melilotus albus
White Sweet-clover
8
Plant
Melilotus indicus
Small Melilot
2
Plant
Melilotus officinalis
Yellow Sweet Clover, Yellow Sweet-clover
4
Plant
Menispermum canadense
Canadian Moonseed, Common Moonseed
5
Plant
Mentha canadensis

4
Plant
Mentha pulegium

2
Plant
Mentha pulegium
Pennyroyal
3
Plant
Mentha spicata

4
Plant
Mentha suaveolens

2
Plant
Mentzelia albicaulis

3
Plant
Mentzelia congesta

20
Plant
Mentzelia decapetala
Evening Star, Evening Starflower, Gumbo-lily, Tenpetal Blazingstar, Tenpetal Mentzelia, Tenpetal Stickleaf
3
Plant
Mentzelia dispersa

10
Plant
Mentzelia gracilenta

4
Plant
Mentzelia gracilenta
Grass Blazingstar, Slender Blazingstar
1
Plant
Mentzelia involucrata

12
Plant
Mentzelia jonesii

13
Plant
Mentzelia laevicaulis

6
Plant
Mentzelia longiloba

8
Plant
Mentzelia torreyi

2
Plant
Mertensia ciliata

3
Plant
Mertensia paniculata var. paniculata
Tall Bluebells, Tall Lungwort
3
Plant
Mertensia virginica
Virginia Bluebells
16
Plant
Mesembryanthemum crystallinum

4
Plant
Mesembryanthemum crystallinum
Common Ice-plant, Common Iceplant, Crystalline Ice-plant, Crystalline Iceplant
11
Plant
Mesembryanthemum nodiflorum

7
Plant
Micranthes bryophora

3
Plant
Micranthes californica

5
Plant
Micranthes integrifolia

7
Plant
Micranthes integrifolia
Grassland Saxifrage, Smooth-leaved Saxifrage, Smoothleaf Saxifrage, Whole-leaved Saxifrage, Wholeleaf Saxifrage
1
Plant
Micranthes oregana

3
Plant
Micranthes pensylvanica
Eastern Swamp Saxifrage, Swamp Saxifrage, Wild Beet
7
Plant
Micranthes petiolaris
Michaux's Saxifrage, Mountain Saxifrage
14
Plant
Micropus californicus var. californicus

4
Plant
Micropus californicus var. californicus
Cottontop, Q-tip Plant, Q-tips, Slender Cottonseed
1
Plant
Microseris douglasii ssp. douglasii

4
Plant
Microseris douglasii ssp. platycarpha

18
Plant
Microseris howellii

6
Plant
Microseris howellii
Howell's Silverpuffs
2
Plant
Microseris nutans

1
Plant
Microsteris gracilis

8
Plant
Microsteris gracilis
Pink Microsteris, Pink Twink, Slender Phlox
2
Plant
Mimosa microphylla
Littleleaf Sensitive-briar, Littleleaf Sensitive-brier, Little-leaved Sensitive-briar, Little-leaved Sensitive-brier, Sensitive Plant
8
Plant
Mimulus alsinoides

2
Plant
Mimulus alsinoides
Chickweed Monkeyflower, Wingstem Monkeyflower
3
Plant
Mimulus androsaceus

6
Plant
Mimulus aurantiacus

4
Plant
Mimulus aurantiacus var. grandiflorus

7
Plant
Mimulus aurantiacus var. parviflorus

1
Plant
Mimulus aurantiacus var. pubescens

22
Plant
Mimulus aurantiacus var. puniceus

33
Plant
Mimulus aurantiacus_x_bifidus

1
Plant
Mimulus bicolor

2
Plant
Mimulus bigelovii var. bigelovii

20
Plant
Mimulus brevipes

8
Plant
Mimulus breweri

11
Plant
Mimulus cardinalis

8
Plant
Mimulus clevelandii

18
Plant
Mimulus congdonii

4
Plant
Mimulus constrictus

25
Plant
Mimulus dentatus

2
Plant
Mimulus douglasii

3
Plant
Mimulus filicaulis

4
Plant
Mimulus flemingii_x_longiflorus

3
Plant
Mimulus floribundus

3
Plant
Mimulus fremontii

3
Plant
Mimulus glabratus var. jamesii
James' Monkeyflower, Round-leaved Monkeyflower
2
Plant
Mimulus guttatus

12
Plant
Mimulus inconspicuus

2
Plant
Mimulus layneae

4
Plant
Mimulus leptaleus

6
Plant
Mimulus lewisii

21
Plant
Mimulus moschatus

10
Plant
Mimulus nanus

11
Plant
Mimulus nanus var. mephiticus

8
Plant
Mimulus nanus var. mephiticus
Foul-odor Monkeyflower, Skunky Monkeyflower
5
Plant
Mimulus parishii

6
Plant
Mimulus pilosus

21
Plant
Mimulus primuloides var. primuloides

20
Plant
Mimulus pulchellus

3
Plant
Mimulus rattanii

1
Plant
Mimulus ringens var. ringens
Allegheny Monkey-flower, Allegheny Monkeyflower, Ringen Monkeyflower, Square-stem Monkeyflower, Square-stemmed Monkeyflower
16
Plant
Mimulus suksdorfii

6
Plant
Mimulus tilingii

44
Plant
Mimulus torreyi

3
Plant
Mimulus viscidus

6
Plant
Minuartia douglasii

13
Plant
Minuartia douglasii
Douglas' Stitchwort
2
Plant
Minuartia pusilla

5
Plant
Mirabilis albida
Mountain Four-o'clock, White Four O'clock, White Four-o'clock, White Fouroclock, Pale Umbrella-wort
10
Plant
Mirabilis laevis

9
Plant
Mirabilis laevis var. crassifolia

26
Plant
Mirabilis laevis var. retrorsa

15
Plant
Mirabilis longiflora

13
Plant
Mirabilis multiflora var. pubescens

9
Plant
Mirabilis nyctaginea
Heart-leaf Four-o'clock, Heart-leaved Four O'clock, Heartleaf Four O'clock, Heartleaf Four-o'clock, Prairie Four O Clock, Wild Four-o'clock, Heart-leaved Umbrella-wort
6
Plant
Mirabilis tenuiloba

34
Plant
Mitchella repens
Partridgeberry, Partridge Berry
2
Plant
Mitella breweri

4
Plant
Mitella diphylla
Bishop's-cap, Snowflake Flower, Two-leaf Miterwort, Two-leaved Miterwort
16
Plant
Mitella ovalis
Coastal Miterwort, Coastal Mitrewort, Oval-leaf Miterwort, Oval-leaf Mitrewort, Oval-leaved Miterwort, Oval-leaved Mitrewort
4
Plant
Mitella pentandra

5
Plant
Moehringia lateriflora
Blunt-leaved Grove-sandwort, Blunt-leaved Sandwort, Grove Sandwort
3
Plant
Moehringia macrophylla

4
Plant
Moehringia macrophylla
Bigleaf Sandwort, Big-leaved Sandwort, Large-leaf Sandwort, Large-leaved Sandwort
3
Plant
Mohavea confertiflora

14
Plant
Mollugo verticillata

4
Plant
Mollugo verticillata
Carpetweed, Green Carpetweed, Indian Chickweed
6
Plant
Monarda clinopodia
Basil-balm, Basil Bee-balm, White Bergamot
8
Plant
Monarda fistulosa var. fistulosa
Oswego-tea, Wild Bergamot, Wild Bergamot Beebalm
20
Plant
Monarda fistulosa var. menthifolia
Wild Bergamot, Mint-leaf Bee-balm, Oswego-tea, Wild-bergamot Bee-balm, Wild-bergamot Horse-mint
3
Plant
Monarda punctata var. villicaulis
Spotted Beebalm, Spotted Bee-balm, Horsemint
14
Plant
Monardella australis ssp. australis

20
Plant
Monardella australis ssp. cinerea

20
Plant
Monardella breweri ssp. lanceolata

5
Plant
Monardella douglasii

2
Plant
Monardella linoides ssp. linoides

19
Plant
Monardella linoides ssp. oblonga

14
Plant
Monardella macrantha ssp. hallii

21
Plant
Monardella nana

49
Plant
Monardella odoratissima ssp. glauca

3
Plant
Monardella odoratissima ssp. odoratissima

3
Plant
Monardella odoratissima ssp. pallida

6
Plant
Monardella sheltonii

4
Plant
Monardella sheltonii
Shelton's Coyote Mint, Shelton's Monardella
2
Plant
Monardella villosa ssp. villosa

5
Plant
Monardella viminea

34
Plant
Moneses uniflora
One-flowered Wintergreen, One-flowered Pyrola, Wood Nymph, Single Delight
5
Plant
Monoptilon bellioides

13
Plant
Monotropa hypopitys

6
Plant
Monotropa hypopitys
Dutchman's Pipe, Yellow Bird's-nest, Pinesap, Pine-sap
4
Plant
Monotropa uniflora
Indian Pipe, One-flowered Indian-pipe, Ghost Plant, Corpse Plant
22
Plant
Montia chamissoi

9
Plant
Montia fontana

7
Plant
Montia fontana
Water Blinks, Water Miner's-lettuce, Water Montia
1
Plant
Montia linearis

3
Plant
Montia linearis
Narrow-leaved Miner's-lettuce, Narrow-leaved Montia, Narrowleaf Minerslettuce
1
Plant
Montia parvifolia

4
Plant
Montia parvifolia
Littleleaf Minerslettuce, Showy Rock Montia, Small-leaved Miner's-lettuce, Small-leaved Montia
1
Plant
Morella californica

2
Plant
Mucronea perfoliata

11
Plant
Muhlenbergia andina

3
Plant
Muhlenbergia emersleyi

13
Plant
Muhlenbergia minutissima

3
Plant
Muhlenbergia pauciflora

4
Plant
Muhlenbergia richardsonis

7
Plant
Muilla maritima

27
Plant
Munroa squarrosa

3
Plant
Musineon divaricatum
Leafy Musineon, Leafy Wild-parsley
3
Plant
Musineon tenuifolium
Slender Wild-parsley, Slender Wildparsley
4
Plant
Myosotis discolor

3
Plant
Myosotis laxa

2
Plant
Myosoton aquaticum
Giant Chickweed, Water Chickweed
6
Plant
Myosurus cupulatus

4
Plant
Myosurus cupulatus
Arizona Mouse-tail, Arizona Mousetail, Desert Mouse-tail
3
Plant
Myrica hartwegii

2
Plant
Nama demissum var. demissum

27
Plant
Nama densum var. densum

2
Plant
Nama densum var. densum
Leafy Fiddleleaf, Leafy Nama, Mat Nama
1
Plant
Nama dichotomum var. dichotomum

5
Plant
Nama hispidum

3
Plant
Narcissus sp.

1
Plant
Narthecium californicum

2
Plant
Narthecium californicum
California Bog-asphodel
4
Plant
Nasturtium officinale

5
Plant
Navarretia atractyloides

19
Plant
Navarretia capillaris

2
Plant
Navarretia hamata

27
Plant
Navarretia hamata ssp. hamata

37
Plant
Navarretia hamata ssp. leptantha

37
Plant
Navarretia intertexta

4
Plant
Navarretia intertexta ssp. intertexta

3
Plant
Navarretia leptalea ssp. bicolor

7
Plant
Navarretia leptalea ssp. bicolor
Two-color Bridges' Gilia
1
Plant
Navarretia leptalea ssp. leptalea

4
Plant
Navarretia mitracarpa

2
Plant
Navarretia setiloba

20
Plant
Navarretia sinistra

4
Plant
Navarretia sinistra
Alva Day's Gilia, Gilia-like Navarretia, Sinister Gilia
1
Plant
Navarretia squarrosa

1
Plant
Navarretia squarrosa
Skunkbush, Skunkweed
1
Plant
Navarretia undescribed_panoche

13
Plant
Nelumbo lutea
American Lotus, Water-chinquapin, Yellow Lotus
12
Plant
Nemacaulis denudata var. denudata

45
Plant
Nemacladus glanduliferus

21
Plant
Nemacladus interior

4
Plant
Nemacladus longiflorus var. breviflorus

10
Plant
Nemacladus longiflorus var. longiflorus

16
Plant
Nemacladus longiflorus_intermediate

24
Plant
Nemacladus orientalis

10
Plant
Nemacladus ramosissimus

8
Plant
Nemacladus rubescens

34
Plant
Nemacladus secundiflorus var. robbinsii

3
Plant
Nemacladus sigmoideus

31
Plant
Nemacladus sp.

5
Plant
Nemacladus tenuis var. aliformis

59
Plant
Nemacladus twisselmannii

17
Plant
Nemophila menziesii var. atomaria
White Baby Blue-eyes
2
Plant
Nemophila menziesii var. integrifolia

10
Plant
Nemophila menziesii var. menziesii

16
Plant
Nemophila parviflora var. parviflora

4
Plant
Nemophila parviflora var. parviflora
Small-flowered Nemophila
6
Plant
Nemophila pedunculata

4
Plant
Nemophila pedunculata
Littlefoot Blue-eyes, Littlefoot Nemophila, Meadow Nemophila
1
Plant
Nemophila pulchella var. fremontii

2
Plant
Nicolletia occidentalis

7
Plant
Nicotiana acuminata var. multiflora

1
Plant
Nicotiana glauca

2
Plant
Nicotiana obtusifolia

10
Plant
Nicotiana quadrivalvis

6
Plant
Noccaea fendleri ssp. siskiyouense
Siskiyou Pennycress
15
Plant
Nothocalais alpestris

16
Plant
Nothocalais cuspidata
Sharp-point Prairie-dandelion, Wavy-leaf Prairie-dandelion
3
Plant
Notholaena californica ssp. californica

5
Plant
Notholithocarpus densiflorus var. densiflorus

7
Plant
Notholithocarpus densiflorus var. densiflorus
Tanbark-oak, Tanoak, Tan-oak
1
Plant
Nuphar polysepala
Yellow Pond-lily
15
Plant
Nuttallanthus canadensis
Annual Toadflax, Blue Toadflax, Canada Toadflax, Old-field Toadflax
12
Plant
Nuttallanthus texanus

11
Plant
Nymphaea odorata ssp. tuberosa
Fragrant Water-lily, American Waterlily, American White Waterlily, White Waterlily
5
Plant
Oemleria cerasiformis

3
Plant
Oemleria cerasiformis
Indian-plum, Oso Berry
7
Plant
Oenanthe sarmentosa

5
Plant
Oenothera albicaulis
White-stem Evening-primrose, Whitest Evening-primrose
3
Plant
Oenothera biennis
Common Evening Primrose, Common Evening-primrose, Common Evening-primrose, Biennial Evening-primrose
13
Plant
Oenothera caespitosa ssp. caespitosa
Tufted Evening-primrose, Gumbo-lily, Gumbo-lily Evening-primrose, Butte Evening-primrose, Butte-primrose
4
Plant
Oenothera californica ssp. avita

16
Plant
Oenothera clelandii
Cleland's Evening-primrose, Sand Evening-primrose
12
Plant
Oenothera deltoides ssp. deltoides

19
Plant
Oenothera elata ssp. hirsutissima

6
Plant
Oenothera rhombipetala
Four-point Evening-primrose, Greater Four-point Evening-primrose, Long-spike Evening-primrose
21
Plant
Oenothera suffrutescens
Scarlet Bee-blossom, Scarlet Gaura
4
Plant
Oligomeris linifolia

15
Plant
Olneya tesota

37
Plant
Olsynium douglasii var. inflatum

2
Plant
Olsynium douglasii var. inflatum
Douglas' Grasswidow, Inflated Grasswidow
8
Plant
Oncosiphon piluliferum

5
Plant
Onoclea sensibilis
Sensitive Fern
10
Plant
Ophioglossum californicum

14
Plant
Opuntia basilaris var. basilaris

36
Plant
Opuntia basilaris var. brachyclada

8
Plant
Opuntia basilaris var. treleasei

82
Plant
Opuntia basilaris var. treleasei_intermediate

35
Plant
Opuntia chlorotica

5
Plant
Opuntia erinacea
Grizzly-bear Prickly-pear, Mohave Prickly-pear Cactus
1
Plant
Opuntia fragilis
Brittle Cactus, Brittle Prickly-pear, Fragile Cactus, Jumping Cactus, Little Prickly-pear, Little Prickly-pear Cactus, Fragile Prickly-pear
9
Plant
Opuntia littoralis

3
Plant
Opuntia macrorhiza var. macrorhiza
Plains Prickly-pear, Plains Pricklypear, Twistspine Pricklypear, Twisted-spine Prickly-pear
4
Plant
Opuntia oricola
Chaparral Pricklypear, Nopal De Montaña
2
Plant
Opuntia polyacantha var. polyacantha
Plains Prickly-pear, Hair-spine Prickly-pear, Hairspine Pricklypear
4
Plant
Oreostemma alpigenum var. andersonii

8
Plant
Ornithogalum umbellatum

1
Plant
Orobanche bulbosa

16
Plant
Orobanche californica ssp. feudgei

21
Plant
Orobanche cooperi

22
Plant
Orobanche fasciculata

23
Plant
Orobanche fasciculata
Clustered Broom-rape, Clustered Broomrape, Purple Broomrape, Tufted Broomrape
4
Plant
Orobanche parishii ssp. parishii

40
Plant
Orobanche uniflora

6
Plant
Orobanche uniflora
Naked Broom-rape, Naked Broomrape, One-flowered Broomrape
4
Plant
Orthilia secunda

4
Plant
Orthilia secunda
One-sided Wintergreen, Side Bells, Side-bells Wintergreen, One-sided Pyrola
3
Plant
Orthocarpus bracteosus

3
Plant
Orthocarpus bracteosus
Bracted Owl's Clover, Rosy Owl's Clover
2
Plant
Oryzopsis asperifolia
Rough-leaved Rice Grass, White-grain Mountain-rice-grass
7
Plant
Osmadenia tenella

15
Plant
Osmorhiza berteroi
Chilean Sweet Cicely, Common Sweet Cicely, Mountain Sweet Cicely, Mountain Sweetroot, Tapering Sweet Cicely
5
Plant
Osmorhiza brachypoda

3
Plant
Osmorhiza claytonii
Bland Sweet Cicely, Clayton's Sweet-root, Hairy Sweet Cicely
5
Plant
Osmorhiza occidentalis

5
Plant
Osmunda claytoniana
Interrupted Fern
13
Plant
Osmunda regalis var. spectabilis
Royal Fern
10
Plant
Osmundastrum cinnamomea
Cinnamon Fern
7
Plant
Ostrya virginiana
Eastern Hop-hornbeam, Ironwood
13
Plant
Oxalis californica

18
Plant
Oxalis montana
Common Wood-sorrel, Mountain Wood-sorrel, Mountain Woodsorrel
9
Plant
Oxalis oregana
Oregon Sorrel, Oregon Wood-sorrel, Redwood Sorrel
2
Plant
Oxalis stricta
Common Yellow Wood-sorrel, Common Yellow Oxalis, Erect Wood-sorrel, Sheep Sorrel, Sourgrass, Toad Sorrel, Upright Yellow Wood-sorrel, Upright Yellow Woodsorrel
4
Plant
Oxalis violacea
Purple Wood-sorrel, Violet Wood-sorrel, Violet Wood Sorrel
10
Plant
Oxydendrum arboreum
Sourwood
9
Plant
Oxyria digyna

7
Plant
Oxytropis lambertii var. lambertii
Purple Locoweed
4
Plant
Packera aurea
Golden Ragwort, Heart-leaved Groundsel
9
Plant
Packera breweri

3
Plant
Packera cana

8
Plant
Packera cana
Gray Ragwort, Silver Woolly-groundsel, Woolly Groundsel, Woolly Ragwort
7
Plant
Packera hesperia

6
Plant
Packera macounii

7
Plant
Packera pauciflora

3
Plant
Packera plattensis
Prairie Ragwort, Prairie Groundsel
2
Plant
Paeonia californica

43
Plant
Palafoxia arida var. arida

31
Plant
Palafoxia arida var. gigantea

53
Plant
Panax quinquefolius
American Ginseng
9
Plant
Panicum acuminatum var. acuminatum

3
Plant
Panicum capillare

2
Plant
Panicum hirticaule ssp. hirticaule

7
Plant
Papaver heterophyllum

7
Plant
Papaver heterophyllum
Windpoppy
1
Plant
Parietaria hespera var. californica

3
Plant
Parietaria hespera var. hespera

8
Plant
Parietaria pensylvanica
Pennsylvania Pellitory, Pennsylvanian Pellitory
11
Plant
Parkinsonia florida

23
Plant
Parkinsonia microphylla

34
Plant
Parnassia cirrata var. intermedia

4
Plant
Parnassia glauca
American Grass-of-parnassus, Fen Grass-of-parnassus
9
Plant
Parnassia palustris

6
Plant
Paronychia canadensis
Smooth-forked Nailwort
9
Plant
Paronychia depressa
Spreading Nailwort
2
Plant
Paronychia sessiliflora
Creeping Nailwort, Low Nailwort, Nailwort, Stemless Nailwort
2
Plant
Parthenium integrifolium
Wild Quinine, American Feverfew
20
Plant
Parthenocissus vitacea
Grape Woodbine, Thicket Creeper, Virginia Creeper, Woodbine
9
Plant
Passiflora incarnata
Maypop, Purple Passionflower, Wild Passion Vine
12
Plant
Passiflora lutea
Yellow Passionflower, Yellow Passion-flower
13
Plant
Paxistima myrsinites
Boxleaf Myrtle, Mountain Lover, Oregon Boxleaf, Oregon Boxwood
2
Plant
Pectiantia breweri

1
Plant
Pectiantia pentandra

3
Plant
Pectis papposa var. papposa

13
Plant
Pectocarya penicillata

10
Plant
Pectocarya platycarpa

11
Plant
Pectocarya pusilla

5
Plant
Pectocarya recurvata

11
Plant
Pectocarya setosa

4
Plant
Pedicularis attollens

5
Plant
Pedicularis canadensis
Canadian Lousewort
12
Plant
Pedicularis centranthera
Dwarf Lousewort
4
Plant
Pedicularis densiflora

23
Plant
Pedicularis densiflora
Indian Warrior
2
Plant
Pedicularis groenlandica

8
Plant
Pedicularis lanceolata
Fen Betony, Swamp Betony, Swamp Lousewort
8
Plant
Pedicularis racemosa

6
Plant
Pedicularis semibarbata

4
Plant
Pediomelum argophyllum
Silver-leaf Indian Breadroot, Silver-leaf Scurf-pea
5
Plant
Pediomelum californicum

8
Plant
Pediomelum esculentum
Breadroot Scurf-pea, Indian Breadroot, Large Indian Breadroot
7
Plant
Pellaea andromedifolia

8
Plant
Pellaea atropurpurea
Purple Cliffbrake, Purple-stem Cliffbrake, Purple-stemmed Cliffbrake
7
Plant
Pellaea brachyptera

3
Plant
Pellaea bridgesii

2
Plant
Pellaea glabella ssp. glabella
Smooth Cliffbrake, Smooth Cliff Brake
5
Plant
Pellaea mucronata var. californica

37
Plant
Pellaea mucronata var. mucronata

6
Plant
Pellaea truncata

6
Plant
Pennisetum ciliare

10
Plant
Pennisetum setaceum

5
Plant
Penstemon albidus
White Beardtongue, White Penstemon
10
Plant
Penstemon angustifolius
Narrow-leaved Beardtongue, Narrow-leaved Penstemon, Broad-beard Beardtongue, Broadbeard Beardtongue, Narrowleaf Penstemon
3
Plant
Penstemon centranthifolius

7
Plant
Penstemon cinicola

5
Plant
Penstemon clevelandii var. clevelandii

38
Plant
Penstemon clevelandii var. connatus

26
Plant
Penstemon davidsonii var. davidsonii

12
Plant
Penstemon deustus

2
Plant
Penstemon deustus var. pedicellatus

2
Plant
Penstemon digitalis
False Foxglove, Foxglove Beard-tongue, Tall Beard-tongue, Tall White Beard-tongue, Tall White Beardtongue
10
Plant
Penstemon eriantherus var. eriantherus
Crested Beardtongue, Fuzzy-tongue Beardtongue, Fuzzy-tongue Penstemon
13
Plant
Penstemon gracilis
Lilac Penstemon, Slender Penstemon
8
Plant
Penstemon grandiflorus
Large Beardtongue, Large-flowered Beardtongue Large Penstemon, Large-flowered Penstemon
14
Plant
Penstemon grinnellii var. grinnellii

42
Plant
Penstemon heterodoxus var. heterodoxus

1
Plant
Penstemon heterophyllus var. australis

2
Plant
Penstemon heterophyllus var. heterophyllus

2
Plant
Penstemon humilis

3
Plant
Penstemon labrosus

46
Plant
Penstemon laetus var. laetus

2
Plant
Penstemon laetus var. sagittatus

3
Plant
Penstemon newberryi var. newberryi

5
Plant
Penstemon pallidus
Eastern White Beardtongue, Pale Beardtongue, Pale Penstemon
14
Plant
Penstemon roezlii

5
Plant
Penstemon roezlii
Roezl's Beardtongue, Roezl's Penstemon
2
Plant
Penstemon rostriflorus

23
Plant
Penstemon rupicola

6
Plant
Penstemon rydbergii var. oreocharis

7
Plant
Penstemon speciosus

17
Plant
Penstemon spectabilis var. spectabilis

18
Plant
Penstemon spectabilis var. subviscosus

19
Plant
Penstemon thurberi

8
Plant
Penstemon utahensis
Utah Beardtongue, Utah Penstemon
2
Plant
Pentachaeta aurea ssp. aurea

22
Plant
Pentagramma glanduloviscida

21
Plant
Pentagramma pallida

2
Plant
Pentagramma triangularis ssp. rebmanii

24
Plant
Pentagramma triangularis ssp. triangularis

8
Plant
Pentagramma triangularis ssp. viscosa

39
Plant
Pentameris airoides ssp. airoides

6
Plant
Penthorum sedoides
Ditch Stonecrop, Ditch-stonecrop
10
Plant
Perideridia bolanderi ssp. bolanderi

5
Plant
Perideridia californica

6
Plant
Perideridia oregana

8
Plant
Perideridia parishii

15
Plant
Perideridia pringlei

6
Plant
Peritoma arborea var. angustata

10
Plant
Peritoma arborea var. arborea

20
Plant
Peritoma serrulata
Bee Spiderflower, Bee Spider-flower, Rocky Mountain Beeplant, Rocky Mountain Bee-plant
5
Plant
Perityle emoryi

1
Plant
Persicaria amphibia var. stipulacea
Water Heart's-ease, Water Knotweed, Water Smartweed
8
Plant
Persicaria coccinea
Water Heart's-ease, Water Knotweed, Water Smartweed
12
Plant
Persicaria hydropiperoides
Swamp Smartweed
11
Plant
Persicaria lapathifolia
Curl-top Lady's-thumb, Curly-top Knotweed, Curly-top Smartweed, Dock-leaved Smartweed, Nodding Smartweed, Pale Smartweed
10
Plant
Persicaria maculosa

3
Plant
Persicaria maculosa
Lady's Thumb, Spotted Lady's Thumb, Spotted Ladysthumb, Spotted Knotweed, Spotted Smartweed
2
Plant
Persicaria punctata

2
Plant
Persicaria sagittata
Arrow-leaved Tearthumb, Arrow-leaved Knotweed, Arrow-leaved Tear-thumb, Arrowleaf Tearthumb, Arrowvine
8
Plant
Persicaria virginiana
Jumpseed, Woodland Knotweed
9
Plant
Petalonyx linearis

35
Plant
Petalonyx thurberi ssp. thurberi

61
Plant
Petasites frigidus var. palmatus

3
Plant
Petasites frigidus var. palmatus
Arctic Sweet Coltsfoot, Arctic Sweet-colt's-foot, Northern Sweet-colt's-foot
9
Plant
Petrorhagia dubia

3
Plant
Petunia parviflora

7
Plant
Peucephyllum schottii

25
Plant
Phacelia affinis

10
Plant
Phacelia bicolor

8
Plant
Phacelia campanularia

4
Plant
Phacelia cicutaria var. hispida

19
Plant
Phacelia crenulata var. ambigua

10
Plant
Phacelia cryptantha

18
Plant
Phacelia curvipes

9
Plant
Phacelia davidsonii

31
Plant
Phacelia distans

18
Plant
Phacelia fremontii

15
Plant
Phacelia hastata ssp. compacta

7
Plant
Phacelia heterophylla var. virgata

3
Plant
Phacelia hubbyi

1
Plant
Phacelia hydrophylloides

3
Plant
Phacelia imbricata var. imbricata

4
Plant
Phacelia ivesiana

3
Plant
Phacelia linearis

2
Plant
Phacelia linearis
Linear-leaved Phacelia, Slender-leaved Phacelia, Threadleaf Phacelia, Thread-leaf Phacelia, Thread-leaved Phacelia
6
Plant
Phacelia malvifolia

4
Plant
Phacelia minor

23
Plant
Phacelia mutabilis

15
Plant
Phacelia parryi

19
Plant
Phacelia pedicellata

21
Plant
Phacelia perityloides var. perityloides

2
Plant
Phacelia quickii

4
Plant
Phacelia ramosissima

15
Plant
Phacelia stellaris

3
Plant
Phacelia stellaris
Brand's Star Phacelia
39
Plant
Phalacroseris bolanderi

5
Plant
Phalaris arundinacea

3
Plant
Phegopteris connectilis
Narrow Beech Fern, Northern Beech Fern
10
Plant
Phemeranthus mengesii
Menges' Fameflower
11
Plant
Phemeranthus rugospermus
Prairie Fame-flower, Rough-seeded Fame-flower, Sand Fame-flower, Prairie Fameflower, Rough-seeded Fameflower, Sand Fameflower
24
Plant
Philadelphus lewisii

7
Plant
Philadelphus microphyllus

26
Plant
Phleum alpinum

3
Plant
Phleum pratense

4
Plant
Phlox alyssifolia
Alyssum-leaf Phlox, Alyssum-leaved Phlox
3
Plant
Phlox andicola
Plains Phlox, Prairie Phlox
3
Plant
Phlox austromontana

25
Plant
Phlox diffusa

22
Plant
Phlox divaricata ssp. laphamii
Blue Phlox, Forest Phlox, Wild Blue Phlox, Wild Sweet-william, Woodland Phlox
11
Plant
Phlox dolichantha

17
Plant
Phlox glaberrima
Smooth Phlox
8
Plant
Phlox hoodii ssp. canescens

3
Plant
Phlox pilosa ssp. fulgida
Downy Phlox, Prairie Phlox
10
Plant
Phlox pilosa ssp. pilosa
Downy Phlox, Prairie Phlox
8
Plant
Phlox speciosa ssp. occidentalis

12
Plant
Phlox speciosa ssp. occidentalis
Showy Phlox, Western Showy Phlox
1
Plant
Pholisma arenarium

9
Plant
Pholistoma auritum var. auritum

20
Plant
Pholistoma membranaceum

9
Plant
Pholistoma racemosum

18
Plant
Phoradendron californicum

20
Plant
Phoradendron densum

6
Plant
Phoradendron juniperinum

9
Plant
Phoradendron juniperinum
Juniper Mistletoe
1
Plant
Phoradendron libocedri

13
Plant
Phoradendron macrophyllum

9
Plant
Phoradendron pauciflorum

13
Plant
Phoradendron villosum

18
Plant
Phryma leptostachya
Lopseed, American Lopseed
13
Plant
Phyla lanceolata
Frog Fruit, Lanceleaf Fogfruit, Lanceleaf Frog Fruit, Lance-leaved Fogfruit, Northern Fogfruit
8
Plant
Phyla nodiflora

4
Plant
Phyllodoce breweri

3
Plant
Phyllodoce glanduliflora

8
Plant
Physalis crassifolia

16
Plant
Physalis heterophylla var. heterophylla
Clammy Ground-cherry, Clammy Groundcherry
8
Plant
Physalis virginiana var. virginiana
Field Ground-cherry, Lance-leaved Ground-cherry, Virginia Ground-cherry
16
Plant
Physaria brassicoides
Mustard Twinpod, Double Twinpod
4
Plant
Physocarpus capitatus

7
Plant
Physocarpus capitatus
Pacific Ninebark, Western Ninebark
4
Plant
Physocarpus opulifolius
Common Ninebark
7
Plant
Physostegia virginiana ssp. virginiana
False Dragonhead, Obedience, Obedient Plant
10
Plant
Phytolacca americana var. americana

6
Plant
Phytolacca americana var. americana
American Pokeweed, Pokeweed
11
Plant
Picea breweriana

3
Plant
Picea glauca
Black Hills Spruce, Porsild Spruce, Western White Spruce, White Spruce
6
Plant
Picea mariana
Black Spruce, Bog Spruce, Short-leaf Black Spruce, Swamp Spruce
3
Plant
Pickeringia montana var. tomentosa

25
Plant
Pilea pumila
Canadian Clearweed, Common Clearweed
6
Plant
Pilostyles thurberi

30
Plant
Pinguicula macroceras

4
Plant
Pinguicula vulgaris
Common Butterwort
6
Plant
Pinus albicaulis

10
Plant
Pinus attenuata

4
Plant
Pinus attenuata
Knobcone Pine, Scrub Pine
4
Plant
Pinus banksiana
Jack Pine
3
Plant
Pinus contorta ssp. murrayana

21
Plant
Pinus jeffreyi

4
Plant
Pinus jeffreyi
Jeffrey Pine
1
Plant
Pinus lambertiana

6
Plant
Pinus lambertiana
Sugar Pine
1
Plant
Pinus longaeva
Great Basin Bristlecone Pine
1
Plant
Pinus monophylla

11
Plant
Pinus monticola

8
Plant
Pinus muricata

3
Plant
Pinus ponderosa

11
Plant
Pinus quadrifolia

7
Plant
Pinus resinosa
Canadian Pine, Norway Pine, Red Pine
2
Plant
Pinus sabiniana

12
Plant
Pinus strobus
Eastern White Pine
6
Plant
Pinus torreyana ssp. torreyana

12
Plant
Pinus virginiana
Virginia Pine
11
Plant
Piperia colemanii

4
Plant
Piperia elongata

5
Plant
Piperia transversa

2
Plant
Piperia transversa
Royal Rein-orchid
4
Plant
Plagiobothrys bracteatus

6
Plant
Plagiobothrys bracteatus
Bracted Popcornflower
1
Plant
Plagiobothrys canescens

5
Plant
Plagiobothrys nothofulvus

9
Plant
Plagiobothrys tenellus

8
Plant
Plagiobothrys uncinatus

2
Plant
Plantago coronopus

2
Plant
Plantago elongata

4
Plant
Plantago erecta

17
Plant
Plantago lanceolata

3
Plant
Plantago major

3
Plant
Plantago ovata var. fastigiata

7
Plant
Plantago ovata var. insularis

4
Plant
Plantago patagonica

8
Plant
Plantago patagonica
Woolly Indianwheat, Woolly Plantain, Wooly Indianwheat, Wooly Plantain
3
Plant
Plantago rhodosperma

19
Plant
Platanthera dilatata var. dilatata
Boreal Bog Orchid, Scent-bottle, White Bog Orchid
3
Plant
Platanthera dilatata var. leucostachys

9
Plant
Platanthera huronensis
Huron Bog Orchid, Huron Green Orchid
5
Plant
Platanthera lacera
Green Fringed Orchid, Ragged Fringed Orchid, Ragged Fringed Orchis
10
Plant
Platanthera peramoena
Purple Fringeless Orchid
13
Plant
Platanthera psycodes
Lesser Purple Fringed-orchid
14
Plant
Platanthera sparsiflora

4
Plant
Platanthera sparsiflora
Canyon Bog Orchid, Sparse-flowered Bog Orchid
2
Plant
Platanthera stricta

4
Plant
Platanthera tescamnis

15
Plant
Platanthera yosemitensis

21
Plant
Platanus racemosa

16
Plant
Platystemon californicus

7
Plant
Platystemon californicus
California Creamcups, Creamcups, Cream Cups
5
Plant
Plectritis ciliosa

7
Plant
Plectritis ciliosa
Long-spurred Plectritis, Longspur Plectritis, Longspur Seablush
1
Plant
Plectritis congesta ssp. brachystemon

1
Plant
Plectritis congesta ssp. brachystemon
Short-spurred Plectritis, Shortspur Plectritis, Short-spurred Sea-blush, Shortspur Seablush
1
Plant
Plectritis congesta ssp. congesta

3
Plant
Plectritis congesta ssp. congesta
Sea Blush, Shortspur Seablush, Short-spurred Sea-blush
1
Plant
Plectritis macrocera

5
Plant
Plectritis macrocera
Long-horned Plectritis, Longhorn Plectritis, White Plectritis
3
Plant
Pleuricospora fimbriolata

4
Plant
Pleurocoronis pluriseta

8
Plant
Pluchea odorata var. odorata

16
Plant
Pluchea sericea

20
Plant
Poa annua

1
Plant
Poa bigelovii

7
Plant
Poa bulbosa

7
Plant
Poa palustris

1
Plant
Poa pratensis

4
Plant
Poa secunda ssp. juncifolia

2
Plant
Poa secunda ssp. secunda

9
Plant
Podophyllum peltatum
May-apple, Wild Mandrake
10
Plant
Pogogyne abramsii

14
Plant
Polanisia dodecandra ssp. dodecandra
Rough-seed Clammyweed, Rough-seed Clammy-weed, Red-whisker Clammyweed
9
Plant
Polanisia dodecandra ssp. trachysperma
Clammyweed, Red-whisker Clammyweed, Sandy-seed Clammyweed, Western Clammyweed
2
Plant
Polanisia jamesii
James' Clammyweed
3
Plant
Polemonium californicum

8
Plant
Polemonium carneum

4
Plant
Polemonium occidentale ssp. occidentale

13
Plant
Polemonium pulcherrimum ssp. pulcherrimum

6
Plant
Polemonium pulcherrimum ssp. pulcherrimum
Pretty Jacob's-ladder, Showy Jacob's-ladder, Skunk-leaf Jacob's-ladder
3
Plant
Polemonium reptans var. reptans
Greek-valerian, Spreading Jacob's-ladder
5
Plant
Polycarpon depressum

6
Plant
Polycarpon tetraphyllum

14
Plant
Polygala acanthoclada

8
Plant
Polygala alba
White Milkwort
6
Plant
Polygala californica

4
Plant
Polygala californica
California Milkwort
3
Plant
Polygala cornuta var. fishiae

20
Plant
Polygala cruciata
Cross Milkwort, Cross-leaf Milkwort, Cross-leaved Milkwort, Drum-heads, Drumheads
15
Plant
Polygala polygama
Bitter Milkwort, Purple Milkwort, Racemed Milkwort
11
Plant
Polygala sanguinea
Blood Milkwort, Field Milkwort, Purple Milkwort
13
Plant
Polygonatum biflorum
Giant Solomon's Seal, King Solomon's Seal, Smooth Solomon's Seal, Solomon's Seal
5
Plant
Polygonatum pubescens
Downy Solomon's-seal, Downy Solomon's Seal, Hairy Solomon's-seal, Hairy Solomon's Seal
14
Plant
Polygonella articulata
Coastal Jointweed, Coastal Joint-weed, Northern Jointweed, Northern Joint-weed
11
Plant
Polygonum aviculare

3
Plant
Polygonum davisiae

10
Plant
Polygonum douglasii ssp. douglasii

2
Plant
Polygonum hydropiperoides

4
Plant
Polygonum majus

4
Plant
Polygonum minimum

3
Plant
Polygonum polygaloides ssp. confertiflorum

3
Plant
Polygonum polygaloides ssp. confertiflorum
Dense Knotweed, Dense-flowered Knotweed, Fruitleaf Knotweed, Fruit-leaved Knotweed
2
Plant
Polygonum polygaloides ssp. kelloggii

3
Plant
Polygonum shastense

17
Plant
Polymnia canadensis
Rayless Leafcup, White-flowered Leafcup, Whiteflower Leafcup
30
Plant
Polypodium californicum

5
Plant
Polypodium calirhiza

3
Plant
Polypodium glycyrrhiza

3
Plant
Polypodium hesperium

10
Plant
Polypodium virginianum
Rock Polypody
14
Plant
Polypogon maritimus

2
Plant
Polypogon monspeliensis

5
Plant
Polypogon monspeliensis
Annual Beard Grass, Annual Rabbit's-foot Grass, Rabbitfoot Beardgrass, Rabbitfoot Grass, Rabbit's Foot, Rabbit's-foot Grass
1
Plant
Polystichum imbricans ssp. curtum

4
Plant
Polystichum imbricans ssp. imbricans

3
Plant
Polystichum munitum

5
Plant
Polystichum munitum
Common Sword Fern, Western Sword Fern, Western Swordfern
2
Plant
Polystichum scopulinum

7
Plant
Pontederia cordata
Pickerel-weed, Pickerelweed
10
Plant
Populus balsamifera
Balsam Poplar, Balm of Gilead
9
Plant
Populus deltoides ssp. monilifera
Plains Cottonwood
2
Plant
Populus fremontii ssp. fremontii

5
Plant
Populus grandidentata
Big-tooth Aspen, Big-toothed Aspen, Bigtooth Aspen, Large-toothed Aspen
16
Plant
Populus tremuloides
Quaking Aspen, Trembling Aspen
23
Plant
Populus trichocarpa

3
Plant
Porophyllum gracile

6
Plant
Portulaca halimoides

16
Plant
Portulaca oleracea

10
Plant
Portulaca oleracea ssp. impolita

8
Plant
Potamogeton foliosus ssp. foliosus

1
Plant
Potentilla anserina ssp. pacifica

3
Plant
Potentilla argentea
Silver Cinquefoil, Silver-leaf Cinquefoil, Silvery Cinquefoil, Silvery Five-fingers
3
Plant
Potentilla gracilis var. gracilis

2
Plant
Potentilla gracilis var. gracilis
Graceful Cinquefoil, Slender Cinquefoil
2
Plant
Potentilla newberryi

1
Plant
Potentilla norvegica
Norwegian Cinquefoil, Rough Cinquefoil, Strawberry-weed
8
Plant
Potentilla recta
Rough-fruited Cinquefoil, Sulphur Cinquefoil, Sulphur Five-fingers
9
Plant
Potentilla rimicola

22
Plant
Potentilla simplex
Common Cinquefoil, Old-field Cinquefoil, Old-field Five-fingers, Spreading Cinquefoil
3
Plant
Prenanthes alba
White Lion's-foot, White Rattlesnake-root, White Rattlesnakeroot, White-lettuce
19
Plant
Prenanthes racemosa
Glaucus Purple Rattlesnakeroot, Glaucous White-lettuce, Purple Rattlesnake-root, Purple Purple Rattlesnakeroot
21
Plant
Primula clevelandii var. clevelandii

24
Plant
Primula clevelandii var. gracilis

3
Plant
Primula clevelandii var. gracilis
Mission Shooting-star, Mission Shootingstar, Padre's Shooting-star
1
Plant
Primula clevelandii var. patula

9
Plant
Primula clevelandii var. patula
Padre's Shooting-star, Valley Shooting-star
1
Plant
Primula conjugens var. viscida
Bonneville Shootingstar, Sticky Shooting-star, Sticky Shootingstar
2
Plant
Primula hendersonii

15
Plant
Primula jeffreyi

4
Plant
Primula meadia
Eastern Shooting-star, Pride-of-ohio
11
Plant
Primula mistassinica
Bird's-eye Primrose, Lake Mistassini Primrose
15
Plant
Primula pauciflora

5
Plant
Primula tetrandra

5
Plant
Proboscidea althaeifolia

44
Plant
Prosartes hookeri

2
Plant
Prosartes hookeri
Drops of Gold, Hooker's Fairy-bells
5
Plant
Prosartes trachycarpa
Rough-fruited Fairy-bells, Rough-fruited Fairybells, Wart-berry Fairy-bells
1
Plant
Prosopis glandulosa var. torreyana

18
Plant
Prosopis pubescens
Screwbean, Screwbean Mesquite
1
Plant
Prunella vulgaris ssp. lanceolata
Lance-leaf Selfheal, Lance-leaved Selfheal, Lance-leaved Self-heal, Mountain Selfheal
11
Plant
Prunella vulgaris var. lanceolata

6
Plant
Prunus cerasifera

3
Plant
Prunus cerasifera
Cherry Plum
1
Plant
Prunus fasciculata var. fasciculata

1
Plant
Prunus fremontii

17
Plant
Prunus ilicifolia ssp. ilicifolia

5
Plant
Prunus ilicifolia ssp. ilicifolia
Hollyleaf Cherry, Holly-leaf Cherry, Holly-leaved Cherry
1
Plant
Prunus pensylvanica
Fire Cherry, Pin Cherry
4
Plant
Prunus serotina var. serotina
Black Cherry
6
Plant
Prunus virginiana var. demissa

4
Plant
Prunus virginiana var. demissa
Black Choke-cherry, Black Choke Cherry, Black Chokecherry
1
Plant
Prunus virginiana var. demissa
Western Choke-cherry, Western Chokecherry
1
Plant
Prunus virginiana var. virginiana
Choke Cherry, Eastern Choke-cherry
7
Plant
Psathyrotes ramosissima
Turtleback, Velvet Turtleback
2
Plant
Pseudognaphalium beneolens

4
Plant
Pseudognaphalium biolettii

5
Plant
Pseudognaphalium californicum

6
Plant
Pseudognaphalium obtusifolium
Cat's-foot, Fragrant Cudweed, Old-field-balsam, Old-field Cudweed, Eastern Rabbit-tobacco
19
Plant
Pseudognaphalium stramineum

2
Plant
Pseudostellaria jamesiana

2
Plant
Pseudotsuga menziesii var. menziesii

6
Plant
Psilocarphus brevissimus var. brevissimus

3
Plant
Psilocarphus tenellus

4
Plant
Psilocarphus tenellus
Slender Woolly Marbles, Slender Woolly Heads, Slender Woollyheads
1
Plant
Psilostrophe cooperi

6
Plant
Psorothamnus emoryi

23
Plant
Psorothamnus schottii

26
Plant
Psorothamnus spinosus

25
Plant
Pteridium aquilinum var. pubescens

5
Plant
Pterospora andromedea

15
Plant
Pterostegia drymarioides

17
Plant
Pulicaria paludosa

15
Plant
Purshia tridentata var. glandulosa

13
Plant
Purshia tridentata var. tridentata

4
Plant
Pycnanthemum tenuifolium
Narrow-leaved Mountain-mint, Narrowleaf Mountainmint
9
Plant
Pycnanthemum virginianum
Common Mountain-mint, Virginia Mountain-mint, Virginia Mountainmint
11
Plant
Pyrola aphylla
leafless wintergreen
4
Plant
Pyrola asarifolia ssp. asarifolia

7
Plant
Pyrola dentata

8
Plant
Pyrola dentata
wintergreen
4
Plant
Pyrola elliptica
Elliptic Shinleaf, Large-leaved Shinleaf, Wax-flower Shinleaf
6
Plant
Pyrola minor

2
Plant
Pyrola picta

2
Plant
Pyrrocoma apargioides

2
Plant
Pyrrocoma racemosa var. congesta

5
Plant
Pyrus sp.

4
Plant
Quercus agrifolia var. agrifolia

12
Plant
Quercus agrifolia var. oxyadenia

20
Plant
Quercus alba
Eastern White Oak, White Oak
7
Plant
Quercus berberidifolia

5
Plant
Quercus chrysolepis

23
Plant
Quercus cornelius-mulleri

26
Plant
Quercus douglasii

18
Plant
Quercus dumosa

21
Plant
Quercus durata var. gabrielensis

30
Plant
Quercus ellipsoidalis
Northern Pin Oak
5
Plant
Quercus engelmannii

21
Plant
Quercus garryana var. breweri

3
Plant
Quercus garryana var. breweri
Brewer's Oak, Garry's Oak, Oregon Oak, Oregon White Oak
4
Plant
Quercus garryana var. garryana

9
Plant
Quercus garryana var. garryana
Oregon Oak, Oregon White Oak
1
Plant
Quercus john-tuckeri

16
Plant
Quercus kelloggii

3
Plant
Quercus kelloggii
Black Oak, California Black Oak
1
Plant
Quercus lobata

6
Plant
Quercus macrocarpa
Bur Oak, Burr Oak, Mossy-cup Oak
5
Plant
Quercus pacifica

10
Plant
Quercus palmeri

32
Plant
Quercus rubra
Northern Red Oak
6
Plant
Quercus sadleriana

3
Plant
Quercus tomentella

9
Plant
Quercus tomentella
Island Live Oak
1
Plant
Quercus turbinella

4
Plant
Quercus vacciniifolia

2
Plant
Quercus vacciniifolia
Huckleberry Oak, Huckleberry-leaved Oak
1
Plant
Quercus wislizeni var. frutescens

13
Plant
Quercus wislizeni var. wislizeni

4
Plant
Quercus X macdonaldii

11
Plant
Quercus X morehus

12
Plant
Rafinesquia californica
California Chicory, California Plume-seed
4
Plant
Rafinesquia californica
California Plumseed, California Chicory
4
Plant
Rafinesquia neomexicana

2
Plant
Raillardella argentea

11
Plant
Ranunculus abortivus
Early Wood-buttercup, Kidney-leaf Buttercup, Kidney-leaved Buttercup, Little-leaf Buttercup, Small-flowered Buttercup, Small-flowered Crowfoot
7
Plant
Ranunculus alismifolius var. alismellus

5
Plant
Ranunculus aquatilis var. diffusus

8
Plant
Ranunculus californicus

8
Plant
Ranunculus cymbalaria
Alkali Buttercup, Shore Buttercup
2
Plant
Ranunculus fascicularis
Early Buttercup, Thick-root Buttercup
10
Plant
Ranunculus flammula

6
Plant
Ranunculus gormanii

3
Plant
Ranunculus hebecarpus

4
Plant
Ranunculus hebecarpus
Delicate Buttercup, Downy-fruit Buttercup, Downy-fruited Buttercup, Pubescent-fruited Buttercup, Slender Annual Buttercup
4
Plant
Ranunculus hispidus var. nitidus
Bristly Buttercup, Hispid Buttercup, Rough Buttercup, Swamp Buttercup
8
Plant
Ranunculus occidentalis var. occidentalis

2
Plant
Ranunculus occidentalis var. occidentalis
Western Buttercup
2
Plant
Ranunculus orthorhynchus var. orthorhynchus

5
Plant
Ranunculus orthorhynchus var. orthorhynchus
Strait-beaked Buttercup, Straitbeak Buttercup
1
Plant
Ranunculus parviflorus

5
Plant
Ranunculus parviflorus
Small-flowered Buttercup, Sticktight Buttercup
1
Plant
Ranunculus repens

3
Plant
Ranunculus rhomboideus
Labrador Buttercup, Prairie Buttercup, Prairie Crowfoot
16
Plant
Ranunculus testiculatus
Bur Buttercup, Curve-seed-buttercup, Testiculate Buttercup
1
Plant
Raphanus raphanistrum

5
Plant
Raphanus raphanistrum
Jointed Charlock, Painted Charlock, Wild Radish
2
Plant
Ratibida columnifera
Long-headed Coneflower, Prairie Coneflower, Redspike Mexican Hat, Upright Prairie Coneflower
5
Plant
Ratibida pinnata
Gray-headed Prairie-coneflower, Pinnate Prairie Coneflower, Yellow Coneflower
3
Plant
Rhamnus cathartica
Common Buckthorn, European Buckthorn
12
Plant
Rhamnus crocea

19
Plant
Rhamnus ilicifolia

25
Plant
Rhamnus pilosa

13
Plant
Rhamnus pirifolia

13
Plant
Rhinanthus minor ssp. minor
Cockscomb Rhinanthus, Little Yellow-rattle, Little Yellowrattle
9
Plant
Rhodiola integrifolia ssp. integrifolia
King’s Crown Western Roseroot, King’s Crown, Ledge Stonecrop, Roseroot Stonecrop, Western Roseroot
2
Plant
Rhododendron arborescens
Smooth Azalea, Sweet Azalea
8
Plant
Rhododendron calendulaceum
Flame Azalea
26
Plant
Rhododendron columbianum

4
Plant
Rhododendron cumberlandense
Cumberland Azalea, Cumberland Rhododendron, Diploid Flame Azalea
15
Plant
Rhododendron groenlandicum
Bog Labrador Tea, Rusty Labrador-tea
6
Plant
Rhododendron maximum
Great Laurel, Rosebay
36
Plant
Rhododendron occidentale

6
Plant
Rhododendron occidentale
Western Azalea
8
Plant
Rhus aromatica

9
Plant
Rhus aromatica var. simplicifolia

6
Plant
Rhus copallinum var. latifolia
Winged Sumac
16
Plant
Rhus glabra
Smooth Sumac
25
Plant
Rhus hirta
Staghorn Sumac, Velvet Sumac
16
Plant
Rhus integrifolia

26
Plant
Rhus ovata

12
Plant
Rhus X pulvinata
Hybrid Sumac, Northern Hybrid Sumac, Northern Sumac, Pulvinate Sumac
3
Plant
Ribes americanum
American Black Currant, Eastern Black Currant, Wild Black Currant
9
Plant
Ribes aureum var. villosum
Clove Currant, Golden Currant
1
Plant
Ribes californicum var. californicum

4
Plant
Ribes californicum var. californicum
California Gooseberry, Hillside Gooseberry
2
Plant
Ribes canthariforme

53
Plant
Ribes cereum var. cereum

29
Plant
Ribes cynosbati
Eastern Prickly Gooseberry, Pasture Currant
11
Plant
Ribes divaricatum var. pubiflorum

4
Plant
Ribes divaricatum var. pubiflorum
Spreading Gooseberry, Straggly Gooseberry
4
Plant
Ribes erythrocarpum

11
Plant
Ribes glandulosum
Skunk Currant
7
Plant
Ribes hirtellum
Hairy-stem Gooseberry, Northern Gooseberry, Swamp Gooseberry, Hairy-stemmed Gooseberry
12
Plant
Ribes indecorum

32
Plant
Ribes lacustre

6
Plant
Ribes lacustre
Bristly Black Currant, Prickly Black Currant, Swamp Black Currant
2
Plant
Ribes malvaceum var. viridifolium

3
Plant
Ribes malvaceum var. viridifolium
Chaparral Currant
4
Plant
Ribes missouriense
Missouri Gooseberry, Missouri Wild Gooseberry
13
Plant
Ribes montigenum

2
Plant
Ribes quercetorum

6
Plant
Ribes roezlii var. cruentum

6
Plant
Ribes roezlii var. cruentum
Coast Ranges Gooseberry, Sierra Gooseberry, Spiny-fruited Gooseberry
3
Plant
Ribes sanguineum
Blood Currant, Red-flowering Currant
5
Plant
Ribes speciosum

20
Plant
Ribes triste
Swamp Red Currant, Red Currant
6
Plant
Ribes viscosissimum

11
Plant
Ricinus communis

17
Plant
Rigiopappus leptocladus

5
Plant
Robinia pseudoacacia

6
Plant
Robinia pseudoacacia
Black Locust, False Acacia, Yellow Locust
2
Plant
Romneya trichocalyx

27
Plant
Rorippa curvisiliqua

9
Plant
Rorippa curvisiliqua
Curvepod Yellowcress
2
Plant
Rosa acicularis ssp. sayi
Prickly Rose
4
Plant
Rosa blanda
Early Wild Rose, Smooth Rose, Smooth Wild Rose
9
Plant
Rosa bridgesii

4
Plant
Rosa californica

4
Plant
Rosa gymnocarpa

8
Plant
Rosa gymnocarpa
Bald-hip Rose, Dwarf Rose, Wood Rose
6
Plant
Rosa pisocarpa

3
Plant
Rosa pisocarpa
Cluster Rose
1
Plant
Rosa sp.

3
Plant
Rosa woodsii ssp. Woodsii
Wood's Rose, Woods' Rose, Woods' Wild Rose
5
Plant
Rubus armeniacus

6
Plant
Rubus armeniacus
Himalayan Blackberry
1
Plant
Rubus laciniatus

6
Plant
Rubus laciniatus
Cutleaf Blackberry, Cut-leaved Blackberry
3
Plant
Rubus leucodermis

7
Plant
Rubus leucodermis
Blackcap Raspberry, Western Black-cap, Western Blackcap, Western Black Raspberry, Western Raspberry, White-bark Raspberry, Whitebark Raspberry
3
Plant
Rubus occidentalis
Black-cap, Black Raspberry, Eastern Black-cap, Eastern Black Raspberry
11
Plant
Rubus odoratus
Purple-flowering Raspberry, Purpleflowering Raspberry
12
Plant
Rubus parviflorus

9
Plant
Rubus parviflorus
Thimbleberry, Western Thimbleberry
1
Plant
Rubus pubescens
Dwarf Red Blackberry, Dwarf Raspberry, Trailing Raspberry
6
Plant
Rubus ursinus

8
Plant
Rubus ursinus
California Blackberry, Pacific Blackberry
2
Plant
Rudbeckia californica

1
Plant
Rudbeckia glaucescens

3
Plant
Rudbeckia hirta var. pulcherrima

4
Plant
Rudbeckia hirta var. pulcherrima
Black-eyed Susan
17
Plant
Rudbeckia laciniata var. laciniata
Cut-leaved Coneflower, Cutleaf Coneflower
11
Plant
Rudbeckia triloba var. triloba
Brown-eyed Susan, Three-lobed Coneflower
5
Plant
Ruellia caroliniensis
Carolina Wild-petunia
14
Plant
Ruellia humilis
Fringeleaf Wild-petunia, Fringe-leaved Wild-petunia, Hairy Wild-petunia, Low Ruellia
15
Plant
Ruellia strepens
Limestone Wild-petunia
7
Plant
Rumex acetosella

5
Plant
Rumex californicus

2
Plant
Rumex conglomeratus

3
Plant
Rumex conglomeratus
Clustered Dock, Clustered Green Dock
1
Plant
Rumex crispus

5
Plant
Rumex hymenosepalus

5
Plant
Rumex salicifolius
Willow Dock, Willow-leaved Dock
5
Plant
Rytidosperma caespitosum

20
Plant
Sagina apetala

1
Plant
Sagina nodosa ssp. borealis
Knotted Pearlwort
2
Plant
Sagina saginoides

17
Plant
Sagittaria latifolia
Broad-leaved Arrowhead, Common Arrowhead, Duck-potato, Wapato
27
Plant
Sagittaria rigida
Sessile-fruited Arrowhead, Stiff Arrowhead
15
Plant
Salicornia pacifica

10
Plant
Salix amygdaloides
Peach-leaf Willow, Peachleaf Willow, Peach-leaved Willow
6
Plant
Salix bebbiana
Bebb's Willow, Gray Willow, Long-beaked Willow
8
Plant
Salix discolor
Large Pussy Willow, Pussy Willow
31
Plant
Salix exigua var. hindsiana
Coyote Willow, Desert Willow, Narrowleaf Willow, Narrow-leaved Willow, Sandbar Willow
9
Plant
Salix humilis var. humilis
Prairie Willow, Upland Willow
13
Plant
Salix interior
Sandbar Willow
7
Plant
Salix laevigata

2
Plant
Salix laevigata
Polished Willow, Red Willow
1
Plant
Salix lasiolepis

5
Plant
Salix lasiolepis
Arroyo Willow, Bigelow's Willow, Tracy's Willow
7
Plant
Salix lucida ssp. lasiandra

3
Plant
Salix lucida ssp. lasiandra
Pacific Willow, Shining Willow, Yellow Willow
1
Plant
Salix melanopsis

3
Plant
Salix petiolaris
Meadow Willow, Skeleton-leaf Willow, Slender Willow
12
Plant
Salix sitchensis

6
Plant
Salix sitchensis
Sitka Willow
4
Plant
Salsola australis

10
Plant
Salsola tragus

16
Plant
Saltugilia australis

16
Plant
Saltugilia caruifolia

32
Plant
Saltugilia splendens ssp. splendens

10
Plant
Salvia apiana

17
Plant
Salvia carduacea

4
Plant
Salvia carduacea
Thistle Sage
4
Plant
Salvia clevelandii

26
Plant
Salvia columbariae

18
Plant
Salvia dorrii var. incana

2
Plant
Salvia dorrii var. pilosa

6
Plant
Salvia greatae

20
Plant
Salvia mellifera

27
Plant
Salvia pachyphylla

43
Plant
Salvia vaseyi

9
Plant
Sambucus nigra ssp. caerulea

12
Plant
Sambucus nigra ssp. canadensis
American Black Elderberry, American Elder, Blue Elder, Common Elderberry, Elder, Elderberry, Mexican Elderberry
6
Plant
Sambucus nigra ssp. cerulea
Blue Elderberry, Elderberry
1
Plant
Sambucus racemosa var. racemosa

7
Plant
Sambucus racemosa var. racemosa
Red Elderberry
9
Plant
Samolus valerandi
Seaside Brookweed, Small-flowered Water Pimpernel, Water Brookweed
2
Plant
Sanguinaria canadensis
Bloodroot, Blood Root
17
Plant
Sanguisorba minor ssp. muricata

3
Plant
Sanguisorba minor ssp. muricata
Fodder Burnet, Garden Burnet, Salad Burnet, Sheep's Burnet, Small Burnet
1
Plant
Sanguisorba officinalis

5
Plant
Sanicula arctopoides
Bear's-foot Sanicle, Footsteps of Spring, Yellow Mats
4
Plant
Sanicula arguta

12
Plant
Sanicula bipinnata

7
Plant
Sanicula bipinnatifida

7
Plant
Sanicula crassicaulis

10
Plant
Sanicula graveolens

4
Plant
Sanicula hoffmannii

11
Plant
Sanicula odorata
Cluster Sanicle, Clustered Black Snakeroot, Gregarious Black Snakeroot
3
Plant
Sanicula tuberosa

7
Plant
Sanvitalia abertii

5
Plant
Saponaria officinalis

5
Plant
Sarcodes sanguinea

21
Plant
Sarracenia purpurea ssp. Purpurea
Purple Pitcher-plant, Purple Pitcherplant
15
Plant
Saururus cernuus
Lizard's Tail, Lizard's-tail
10
Plant
Saxifraga bronchialis ssp. austromontana
Matted Saxifrage, Spotted Saxifrage
6
Plant
Saxifraga ferruginea

4
Plant
Saxifraga howellii

4
Plant
Saxifraga mertensiana

4
Plant
Saxifraga oregana

7
Plant
Saxifraga paniculata
White Mountain-saxifrage, White Mountain Saxifrage
9
Plant
Saxifraga tolmiei

15
Plant
Sceptridium multifidum

7
Plant
Scheuchzeria palustris
Rannoch-rush, Pod-grass
1
Plant
Schismus barbatus

4
Plant
Schoenoplectus acutus var. occidentalis

2
Plant
Schoenoplectus acutus var. occidentalis
Tule
1
Plant
Schoenoplectus americanus

12
Plant
Schoenoplectus californicus

21
Plant
Scirpus microcarpus

5
Plant
Scirpus microcarpus
Panicled Bulrush, Red-tinge Bulrush, Smallfruit Bulrush
2
Plant
Scirpus pendulus

3
Plant
Scirpus pendulus
Drooping Bulrush, Rufous Bulrush
5
Plant
Scleranthus annuus ssp. annuus

1
Plant
Scleranthus annuus ssp. annuus
German Knotgrass, Knawel
4
Plant
Scoliopus hallii
Oregon Fetid Adderx92s-tongue
6
Plant
Scrophularia californica

8
Plant
Scrophularia lanceolata

3
Plant
Scrophularia lanceolata
American Figwort, Early Figwort, Lance-leaf Figwort, Lance-leaved Figwort
7
Plant
Scutellaria antirrhinoides

5
Plant
Scutellaria antirrhinoides
Nose Skullcap, Snapdragon Skullcap
1
Plant
Scutellaria bolanderi ssp. bolanderi

2
Plant
Scutellaria bolanderi ssp. bolanderi
Bolander's Skullcap, Sierra Skullcap
2
Plant
Scutellaria galericulata
Common Skullcap, Hooded Skullcap, Marsh Skullcap
14
Plant
Scutellaria incana var. incana
Downy Skullcap, Hoary Skullcap
13
Plant
Scutellaria lateriflora
Blue Skullcap, Mad-dog Skullcap
6
Plant
Scutellaria mexicana

30
Plant
Scutellaria nana

3
Plant
Scutellaria ovata ssp. ovata
Forest Skullcap, Heartleaf Skullcap, Heart-leaf Skullcap, Heart-leaved Skullcap
14
Plant
Scutellaria parvula var. missouriensis
Leonard's Skullcap, Smooth Small Skullcap
8
Plant
Scutellaria parvula var. parvula
Small Skullcap
6
Plant
Scutellaria siphocampyloides

15
Plant
Scutellaria tuberosa

6
Plant
Securigera varia
Crown-vetch, Purple Crown-vetch
8
Plant
Sedella pentandra

2
Plant
Sedella pentandra
Mt. Hamilton Mock Stonecrop
3
Plant
Sedum acre
Gold-moss Stonecrop, Wall-pepper, Yellow Sedum
4
Plant
Sedum laxum ssp. laxum

3
Plant
Sedum laxum ssp. laxum
Rose-flowered Stonecrop, Roseflower Stonecrop
2
Plant
Sedum niveum

27
Plant
Sedum obtusatum ssp. obtusatum

7
Plant
Sedum oregonense

24
Plant
Sedum spathulifolium

5
Plant
Selaginella arizonica

2
Plant
Selaginella asprella

23
Plant
Selaginella bigelovii

10
Plant
Selaginella cinerascens

32
Plant
Selaginella densa
Dense Spike-moss, Dense Spikemoss, Lesser Spike-moss, Prairie Spike-moss, Rocky Mountains Spike-moss
2
Plant
Selaginella eremophila

19
Plant
Selaginella rupestris
Dwarf Spike-moss, Northern Spike-moss, Rock Spike-moss
5
Plant
Selaginella wallacei

4
Plant
Selaginella wallacei
Wallace Moss-fern, Wallace's Spike-moss, Wallace's Spikemoss
3
Plant
Selaginella watsonii

39
Plant
Senecio aronicoides

3
Plant
Senecio californicus

7
Plant
Senecio clarkianus

6
Plant
Senecio flaccidus var. douglasii

1
Plant
Senecio flaccidus var. douglasii
Douglas' Ragwort, Douglas Groundsel, Douglas' Groundsel
3
Plant
Senecio flaccidus var. monoensis

2
Plant
Senecio integerrimus var. exaltatus

6
Plant
Senecio integerrimus var. exaltatus
Columbia Groundsel, Columbia Mountain Butterweed, Columbia Ragwort
4
Plant
Senecio mohavensis

11
Plant
Senecio sylvaticus

5
Plant
Senecio triangularis

4
Plant
Senecio vulgaris

2
Plant
Senecio vulgaris
Common Groundsel
4
Plant
Senegalia greggii

13
Plant
Senna armata

15
Plant
Senna covesii

19
Plant
Sequoiadendron giganteum

6
Plant
Sequoiadendron giganteum
Giant Sequoia, Sequoia, Sierra Redwood, Giant Redwood
4
Plant
Sericocarpus asteroides
Toothed White-topped Aster, Toothed Whitetop Aster
20
Plant
Sericocarpus linifolius
Narrow-leaf White-topped Aster, Narrow-leaved White-topped Aster, Narrowleaf Whitetop Aster
10
Plant
Sericocarpus oregonensis ssp. oregonensis

5
Plant
Sericocarpus oregonensis ssp. oregonensis
Oregon Whitetop Aster, Oregon White-top Aster, Oregon White-topped Aster
8
Plant
Sesuvium verrucosum
Sea Purslane, Verrucose Sea-purslane, Verrucose Sea-purslane, Western Sea-purslane
1
Plant
Setaria viridis var. viridis
Green Bristlegrass, Green Foxtail, Pigeongrass, Wild Millet
3
Plant
Shepherdia argentea
Silver Buffaloberry
2
Plant
Shepherdia canadensis
Soapberry, Russet Buffalo-berry, Russet Buffaloberry, Canada Buffaloberry, Canadian Buffaloberry, Foamberry, Soopolallie
4
Plant
Shepherdia rotundifolia
Roundleaf Buffaloberry, Round-leaf Buffaloberry, Round-leaved Buffaloberry
6
Plant
Sherardia arvensis

1
Plant
Sibbaldia procumbens

2
Plant
Sibbaldiopsis tridentata
Three-toothed Cinquefoil, Shrubby Five-fingers, Wine-leaf Cinquefoil
3
Plant
Sidalcea glaucescens

4
Plant
Sidalcea malviflora ssp. asprella

8
Plant
Sidalcea malviflora ssp. laciniata

4
Plant
Sidalcea reptans

7
Plant
Sidotheca emarginata

23
Plant
Sidotheca trilobata

35
Plant
Silene bernardina

2
Plant
Silene bridgesii

3
Plant
Silene campanulata ssp. glandulosa

3
Plant
Silene campanulata ssp. glandulosa
Bell Campion, Bell Catchfly, Red Mountain Catchfly
5
Plant
Silene csereii
Balkan Catchfly, Glaucous Campion
12
Plant
Silene douglasii var. douglasii

7
Plant
Silene gallica

6
Plant
Silene hookeri

4
Plant
Silene hookeri
Hooker's Campion, Hooker's Catchfly, Hooker's Indian Pink, Hooker's Silene
8
Plant
Silene laciniata ssp. californica

4
Plant
Silene laciniata ssp. laciniata

10
Plant
Silene laciniata ssp. laciniata
Cardinal Catchfly
1
Plant
Silene latifolia
Bladder Campion, White Campion, White Cockle
19
Plant
Silene lemmonii

2
Plant
Silene lemmonii
Lemmon's Campion, Lemmon's Catchfly
1
Plant
Silene menziesii

2
Plant
Silene parishii

33
Plant
Silene stellata
Whorled Catchfly, Widow's Frill, Starry Campion
5
Plant
Silene verecunda

32
Plant
Silene vulgaris

4
Plant
Silene vulgaris
Bladder Campion, Common Campion, Maiden's Tears
1
Plant
Silphium asteriscus var. trifoliatum
Whorled Rosinweed
12
Plant
Silphium integrifolium
Whole-leaf Rosinweed, Whole-leaved Rosinweed
8
Plant
Silphium terebinthinaceum var. terebinthinaceum
Prairie Rosinweed, Prairie-dock, Dock-leaved Rosinweed
7
Plant
Silybum marianum

4
Plant
Silybum marianum
Blessed Milkthistle, Blessed Milk-thistle, Spotted Thistle, Variegated Thistle, Milk Thistle
1
Plant
Simmondsia chinensis

19
Plant
Sisymbrium officinale

4
Plant
Sisyrinchium angustifolium
Common Blue-eyed-grass, Narrowleaf Blue-eyed-grass, Narrow-leaved Blue-eyed-grass
5
Plant
Sisyrinchium bellum

22
Plant
Sisyrinchium campestre
Prairie Blue-eyed-grass
10
Plant
Sisyrinchium elmeri

3
Plant
Sisyrinchium idahoense

3
Plant
Sisyrinchium montanum var. montanum
Strict Blue-eyed-grass
4
Plant
Sium suave
Common Water-parsnip, Hemlock Water-parsnip, Hemlock Waterparsnip, Water-parsnip
15
Plant
Smallanthus uvedalia
Bear's Foot, Bearsfoot, Hairy Leafcup, Yellow-flowered Leafcup, Yellow-flowered Leaf-cup
10
Plant
Smilacina racemosa

5
Plant
Smilax californica

3
Plant
Smilax californica
California Greenbriar, California Greenbrier
1
Plant
Smilax lasioneura
Common Carrion-flower, Hairy Carrion-flower
10
Plant
Solanum carolinense
Apple of Sodom, Bull Nettle, Carolina Horse-nettle, Carolina Horsenettle, Devil's Tomato, Horsenettle, Sand Briar
17
Plant
Solanum douglasii

1
Plant
Solanum elaeagnifolium

4
Plant
Solanum nigrum

2
Plant
Solanum nigrum
Black Nightshade, Garden Nightshade
1
Plant
Solanum parishii

40
Plant
Solanum umbelliferum

5
Plant
Solanum wallacei

2
Plant
Solanum xanti

9
Plant
Solidago altissima ssp. altissima
Canada Goldenrod, Canadian Goldenrod, Common Goldenrod, Tall Goldenrod
16
Plant
Solidago canadensis ssp. elongata

2
Plant
Solidago elongata

4
Plant
Solidago elongata
Cascade Canada Goldenrod, West Coast Goldenrod
2
Plant
Solidago flexicaulis
Zigzag Goldenrod
5
Plant
Solidago gigantea
Giant Goldenrod, Late Goldenrod, Smooth Goldenrod, Tall Goldenrod
12
Plant
Solidago missouriensis
Missouri Goldenrod
12
Plant
Solidago multiradiata

3
Plant
Solidago nemoralis ssp. decemflora
Dyer's-weed Goldenrod, Field Goldenrod, Gray Goldenrod, Old-field Goldenrod
15
Plant
Solidago nemoralis ssp. nemoralis
Dyer's-weed Goldenrod, Field Goldenrod, Gray Goldenrod, Old-field Goldenrod
20
Plant
Solidago ptarmicoides
Upland White Aster, White Flat-top Goldenrod
5
Plant
Solidago riddellii
Riddell's Goldenrod
16
Plant
Solidago rigida ssp. humilis
Stiff Goldenrod, Rigid Goldenrod
14
Plant
Solidago speciosa ssp. speciosa
Showy Goldenrod
39
Plant
Solidago sphacelata
Autumn Goldenrod, False Goldenrod, Golden, Fleece, Short-pappus Goldenrod
15
Plant
Solidago ulmifolia var. ulmifolia
Elmleaf Goldenrod, Elm-leaved Goldenrod
16
Plant
Solidago velutina ssp. californica

7
Plant
Sonchus asper ssp. asper

6
Plant
Sonchus oleraceus

12
Plant
Sorbus aucuparia
Eurasian Mountain-ash, European Mountain-ash, Rowan
5
Plant
Sorbus scopulina

4
Plant
Sorghum halepense

3
Plant
Sparganium angustifolium

4
Plant
Sparganium emersum

5
Plant
Sparganium emersum
Emersed Bur-reed, European Bur-reed, Narrow-leaved Bur-reed
2
Plant
Sparganium eurycarpum
Broad-fruit Bur-reed, Common Bur-reed, Giant Bur-reed
15
Plant
Sparganium natans

3
Plant
Spartina pectinata
Prairie Cord Grass, Prairie Cordgrass, Slough Grass
7
Plant
Spergula arvensis

5
Plant
Spergularia rubra

7
Plant
Spermolepis infernensis

31
Plant
Sphaeralcea ambigua var. ambigua

17
Plant
Sphaeralcea ambigua var. rugosa

7
Plant
Sphaeralcea angustifolia

11
Plant
Sphaeralcea coccinea ssp. coccinea
Scarlet Globe-mallow, Scarlet Globemallow
2
Plant
Sphaeralcea coulteri

6
Plant
Sphaeralcea emoryi var. emoryi

29
Plant
Sphaeralcea rusbyi var. eremicola

4
Plant
Sphenosciadium capitellatum

28
Plant
Spigelia marilandica
Indian Pink, Woodland Pinkroot
9
Plant
Spiraea alba
White Meadowsweet
14
Plant
Spiraea douglasii

2
Plant
Spiraea splendens

3
Plant
Spiraea splendens var. splendens

4
Plant
Spiraea tomentosa
Hard-hack, Steeplebush
14
Plant
Spiranthes cernua
Nodding Ladies'-tresses, Nodding Lady's-tresses
13
Plant
Spiranthes porrifolia

4
Plant
Spiranthes romanzoffiana

12
Plant
Spiranthes stellata

15
Plant
Stachys ajugoides var. rigida

13
Plant
Stachys albens

6
Plant
Stachys bullata

5
Plant
Stachys hispida
Hispid Hedge-nettle
18
Plant
Stachys pilosa var. pilosa
Hairy Hedge-nettle, Marsh Hedge-nettle
12
Plant
Stachys pilosa var. pilosa
Marsh Hedge-nettle, Hairy Hedge-nettle
16
Plant
Stachys pycnantha

1
Plant
Stachys rigida var. quercetorum

10
Plant
Stachys stebbinsii

12
Plant
Stachys tenuifolia
Narrow-leaved Hedge-nettle, Smooth Hedge-nettle, Slender Betony, Smooth Hedgenettle
12
Plant
Stanleya pinnata var. pinnata

5
Plant
Staphylea trifolia
American Bladdernut
24
Plant
Stebbinsoseris heterocarpa

11
Plant
Stellaria borealis ssp. sitchana

1
Plant
Stellaria longifolia

2
Plant
Stellaria longifolia
Longleaf Starwort, Long-leaved Chickweed, Long-leaved Starwort, Long-leaved Stitchwort
5
Plant
Stellaria longipes ssp. longipes

2
Plant
Stellaria media

5
Plant
Stellaria nitens

4
Plant
Stellaria pallida

3
Plant
Stenaria nigricans var. nigricans
Diamondflowers, Diamond-flowers, Narrowleaf Bluets, Narrow-leaved Bluets
6
Plant
Stenocereus thurberi

13
Plant
Stephanomeria diegensis

23
Plant
Stephanomeria exigua ssp. deanei

5
Plant
Stephanomeria lactucina

11
Plant
Stephanomeria tenuifolia

4
Plant
Stephanomeria virgata ssp. pleurocarpa

4
Plant
Stephanomeria virgata ssp. virgata

4
Plant
Stillingia linearifolia

12
Plant
Stillingia paucidentata

18
Plant
Stillingia spinulosa

5
Plant
Stipa miliacea var. miliacea

3
Plant
Stipa miliacea var. miliacea
Smilograss, Smilo Grass
1
Plant
Stipa parishii var. parishii

21
Plant
Stipa speciosa

1
Plant
Streptanthella longirostris
Little Twistflower, Long-beaked Fiddle-mustard, Long-beaked Twistflower, Longbeak Twistflower
5
Plant
Streptanthus cordatus var. cordatus
Heartleaf Jewelflower, Heart-leaved Jewelflower, Heartleaf Twistflower, Heart-leaved Twistflower
5
Plant
Streptanthus glandulosus ssp. glandulosus

4
Plant
Streptanthus glandulosus ssp. glandulosus
Bristly Jewelflower
2
Plant
Streptanthus polygaloides

1
Plant
Streptanthus species-nova

11
Plant
Streptanthus tortuosus

8
Plant
Streptopus lanceolatus
Rosy Twisted-stalk, Twisted-stalk, Twistedstalk
7
Plant
Strophostyles helvola
Annual Woolly-bean, Trailing Fuzzy-bean, Trailing Wild-bean
9
Plant
Stutzia dioica
Scurfless Saltbush, Suckley's Endolepis, Suckley's Orach, Suckley's Saltbush
5
Plant
Stylocline gnaphaloides

10
Plant
Stylophorum diphyllum
Celandine Poppy, Mock Poppy, Wood Poppy
4
Plant
Stylosanthes biflora
Endbeak Pencilflower, Pencil Flower, Sidebeak Pencilflower, Side-beak Pencil-flower
10
Plant
Suaeda esteroa

22
Plant
Suaeda nigra

21
Plant
Suaeda taxifolia

25
Plant
Symphoricarpos albus var. laevigatus

3
Plant
Symphoricarpos mollis

4
Plant
Symphoricarpos occidentalis
Western Snowberry, Wolfberry, Buckbrush
4
Plant
Symphoricarpos rotundifolius var. parishii

10
Plant
Symphyotrichum cordifolium
Common Blue Heart-leaved Aster, Common Blue Wood Aster
26
Plant
Symphyotrichum ericoides
Heath Aster, Squarrose White Aster, White Heath Aster, White Prairie Aster
12
Plant
Symphyotrichum firmum
Glossy-leaved Aster, Shining Aster, Shiny-leaved Aster
38
Plant
Symphyotrichum laeve var. laeve
Smooth Aster, Smooth Blue Aster
38
Plant
Symphyotrichum lanceolatum var. hesperium
Lance-leaved Aster, Western Lined Aster, Western Willow Aster, White Panicle Aster, Willow Aster
18
Plant
Symphyotrichum lanceolatum var. hirsuticaule
Lance-leaved Aster, White Panicle Aster
15
Plant
Symphyotrichum lanceolatum var. lanceolatum
Lance-leaved Aster, White Panicle Aster
15
Plant
Symphyotrichum lateriflorum
Calico Aster, Goblet Aster, One-sided Aster, Side-flowering Aster, Starved Aster, White Woodland Aster
22
Plant
Symphyotrichum novae-angliae
New England Aster
25
Plant
Symphyotrichum ontarionis var. ontarionis
Bottomland Aster, Ontario Aster
24
Plant
Symphyotrichum oolentangiense
Azure Aster, Sky-blue Aster, Skyblue Aster
48
Plant
Symphyotrichum puniceum var. puniceum
Swamp Aster, Purple-stem Aster, Purple-stemmed Aster, Bristly Aster
24
Plant
Symphyotrichum sericeum
Western Silvery Aster, Western Silver Aster, Silky Aster
13
Plant
Symphyotrichum urophyllum
White Arrow-leaved Aster, White Arrowleaf Aster
52
Plant
Symplocarpus foetidus
Purple Skunk Cabbage, Eastern Skunk Cabbage
15
Plant
Synthyris bullii
Kitten-tail, Kittentail, Bull's Coraldrops
7
Plant
Synthyris reniformis
Snow Queen, Snowqueen
10
Plant
Syntrichopappus lemmonii

26
Plant
Syringa vulgaris

2
Plant
Syringa vulgaris
Common Lilac
1
Plant
Taeniatherum caput-medusae

2
Plant
Taraxacum officinale

3
Plant
Taraxacum officinale
Common Dandelion, Dandelion, Faceclock, Blowball
4
Plant
Taraxia tanacetifolia

2
Plant
Tauschia arguta

11
Plant
Tauschia hartwegii

4
Plant
Tauschia parishii

14
Plant
Taxodium distichum
Bald Cypress
12
Plant
Taxus brevifolia

4
Plant
Taxus canadensis
Canada Yew
4
Plant
Tellima grandiflora

6
Plant
Tellima grandiflora
Bigflower Tellima, Fringe Cups, Large-flowered Tellima
2
Plant
Tephrosia virginiana
Goat's Rue, Virginia Tephrosia
9
Plant
Tetracoccus dioicus

23
Plant
Tetracoccus hallii

2
Plant
Tetradymia axillaris var. longispina

19
Plant
Tetradymia canescens

26
Plant
Tetradymia comosa

7
Plant
Tetradymia stenolepis

33
Plant
Tetraneuris acaulis var. acaulis
Stemless Actinea, Stemless Bitterweed, Stemless Four-nerve Daisy, Stemless Four-nerve-daisy, Stemless Hymenoxys
2
Plant
Tetrapteron graciliflorum

9
Plant
Teucrium canadense var. occidentale
American Germander, Western Germander
11
Plant
Thalictrum dasycarpum
Purple Meadow-rue, Tall Meadow-rue
13
Plant
Thalictrum dioicum
Early Meadow-rue, Quicksilver-weed
16
Plant
Thalictrum fendleri var. polycarpum

11
Plant
Thalictrum polycarpum
Fendler's Meadow-rue, Many-fruited Meadow-rue, Tall Western Meadow-rue
4
Plant
Thalictrum pubescens
King-of-the-meadow, Late Meadow-rue, Meadow-weed, Muskrat-weed, Tall Meadow-rue
7
Plant
Thalictrum sparsiflorum

2
Plant
Thalictrum thalictroides
Rue-anemone, Rue Anemone
16
Plant
Thalictrum venulosum
Veiny Meadow-rue, Veiny-leaf Meadow-rue
5
Plant
Thamnosma montana

18
Plant
Thelypteris palustris var. pubescens
Eastern Marsh Fern, Marsh Fern
10
Plant
Thermopsis rhombifolia
Golden Pea, Prairie Thermopsis
2
Plant
Thlaspi arvense
Fanweed, Field Pennycress, Frenchweed, Pennycress
4
Plant
Thuja occidentalis
Eastern White Cedar, Northern White Cedar, Northern White-cedar, Swamp Cedar
3
Plant
Thymophylla concinna

3
Plant
Thymophylla pentachaeta var. belenidium

5
Plant
Thysanocarpus curvipes

9
Plant
Thysanocarpus laciniatus

6
Plant
Thysanocarpus rigidus

18
Plant
Tiarella cordifolia
False Miterwort, Foam-flower, Heartleaf Foamflower, Heart-leaved Foamflower
9
Plant
Tiarella trifoliata var. unifoliata

4
Plant
Tiarella trifoliata var. unifoliata
Oneleaf Foamflower, One-leaf Foamflower, One-leaved Foamflower, One-leaved Foam-flower
2
Plant
Tidestromia suffruticosa var. oblongifolia

19
Plant
Tilia americana
Basswood, American Linden
5
Plant
Tiquilia palmeri

20
Plant
Tiquilia plicata

14
Plant
Tofieldia pusilla
Dwarf False Asphodel, Little False Asphodel, Scotch False Asphodel
3
Plant
Tonella tenella

5
Plant
Tonella tenella
Lesser Baby Innocence, Small-flowered Tonella
2
Plant
Torilis arvensis

10
Plant
Townsendia exscapa
Easter Daisy, Stemless Townsend Daisy, Stemless Townsend-daisy, Stemless Townsendia
1
Plant
Townsendia grandiflora
Large-flowered Townsend-daisy
2
Plant
Toxicodendron diversilobum

17
Plant
Toxicodendron radicans
Eastern Poison Ivy
4
Plant
Toxicodendron rydbergii
Poison Ivy, Western Poison Ivy, Western Poison-ivy
5
Plant
Toxicodendron vernix
Poison Sumac
3
Plant
Toxicoscordion fremontii

4
Plant
Toxicoscordion micranthum

1
Plant
Toxicoscordion micranthum
Small-flowered Death Camas, Smallflower Deathcamas
5
Plant
Toxicoscordion venenosum var. gramineum
Grassy Death Camas
2
Plant
Toxicoscordion venenosum var. venenosum

3
Plant
Tradescantia occidentalis var. occidentalis
Prairie Spiderwort, Western Spiderwort
21
Plant
Tradescantia ohiensis
Blue-jacket, Common Spiderwort, Ohio Spiderwort, Smooth Spiderwort
9
Plant
Tradescantia subaspera
Broad-leaf Spiderwort, Broad-leaved Spiderwort, Wide-leaf Spiderwort, Wide-leaved Spiderwort, Zigzag Spiderwort
31
Plant
Tragia ramosa

19
Plant
Tragopogon dubius

5
Plant
Tragopogon dubius
Common Salsify, Goat's Beard, Goatsbeard, Meadow Goat's-beard, Salsifis Majeur, Salsify, Western Goat's Beard, Western Salsify, Wild Oysterplant, Yellow Goat's Beard, Yellow Salsify
13
Plant
Triantha occidentalis ssp. brevistyla

8
Plant
Triantha occidentalis ssp. occidentalis

4
Plant
Triantha occidentalis ssp. occidentalis
Western False-asphodel, Western Tofieldia
4
Plant
Tribulus terrestris

8
Plant
Trichoptilium incisum

20
Plant
Trichostema austromontanum ssp. compactum

9
Plant
Trichostema brachiatum
False-pennyroyal, Fluxweed
14
Plant
Trichostema lanatum

7
Plant
Trichostema lanceolatum

10
Plant
Trichostema micranthum

8
Plant
Trichostema oblongum

2
Plant
Trichostema parishii

24
Plant
Trichostema simulatum

3
Plant
Trichostema simulatum
Siskiyou Bluecurls
3
Plant
Tridens muticus var. muticus

11
Plant
Trientalis borealis
Eastern Starflower
3
Plant
Trientalis latifolia

4
Plant
Trifolium arvense
Hairy Clover, Hare's-foot Clover, Old-field Clover, Rabbit-foot Clover, Rabbitfoot Clover, Stone Clover
6
Plant
Trifolium aureum
Field Clover, Low Hop Clover, Pinnate Hop Clover
8
Plant
Trifolium bifidum var. decipiens

4
Plant
Trifolium bolanderi

2
Plant
Trifolium ciliolatum

2
Plant
Trifolium dichotomum

1
Plant
Trifolium dichotomum
Branched Indian Clover
1
Plant
Trifolium dubium

1
Plant
Trifolium eriocephalum ssp. eriocephalum

5
Plant
Trifolium eriocephalum ssp. eriocephalum
Hairy-headed Clover, Hairy-head Clover, Woolly-headed Clover, Woolly-head Clover
1
Plant
Trifolium gracilentum

2
Plant
Trifolium gymnocarpon
Hollyleaf Clover, Holly-leaved Clover
1
Plant
Trifolium hirtum

6
Plant
Trifolium hirtum
Rose Clover
2
Plant
Trifolium hybridum

2
Plant
Trifolium hybridum
Alsike Clover
3
Plant
Trifolium longipes

1
Plant
Trifolium longipes
Elmer's Clover, Long-stalked Clover
4
Plant
Trifolium longipes ssp. hansenii

7
Plant
Trifolium microcephalum

3
Plant
Trifolium microdon

1
Plant
Trifolium microdon
Thimble Clover, Valparaiso Clover
2
Plant
Trifolium monanthum ssp. grantianum

25
Plant
Trifolium monanthum ssp. parvum

5
Plant
Trifolium neolagopus

3
Plant
Trifolium obtusiflorum

4
Plant
Trifolium obtusiflorum
Clammy Clover, Creek Clover
1
Plant
Trifolium pratense

2
Plant
Trifolium pratense
Red Clover
3
Plant
Trifolium striatum

1
Plant
Trifolium subterraneum

4
Plant
Trifolium subterraneum
Subterranean Clover
2
Plant
Trifolium variegatum var. geminiflorum

4
Plant
Trifolium variegatum var. variegatum

3
Plant
Trifolium variegatum var. variegatum
Variegated Clover, White-tip Clover, White-tipped Clover
1
Plant
Trifolium willdenovii

6
Plant
Trifolium wormskioldii

1
Plant
Trillium albidum

3
Plant
Trillium albidum
Giant White Wake-robin, Giant White Wakerobin, White Toadshade
2
Plant
Trillium cernuum
Nodding Trillium, Whip-poor-will Flower
7
Plant
Trillium erectum
Red Trillium
10
Plant
Trillium flexipes
Bent Trillium, Declined Trillium, Nodding Wake-robin
9
Plant
Trillium grandiflorum
Large-flowered Trillium, Snow Trillium
7
Plant
Trillium nivale
Dwarf White Wakerobin, Dwarf White Trillium, Snow Trillium
7
Plant
Trillium ovatum ssp. ovatum
Pacific Trillium, Western Trillium
6
Plant
Trillium recurvatum
Bloody Butcher, Bloody Noses, Prairie Trillium, Red Trillium, Reflexed Trillium, Toadshade
4
Plant
Trillium rivale

4
Plant
Trillium rivale
Brook Wake-robin, Brook Trillium, Siskiyou Trillium, Stream Trillium
5
Plant
Trillium sessile
Toadshade, Sessile Trillium, Toad Trillium
3
Plant
Triodanis perfoliata var. biflora
Clasping Venus' Looking-glass, Clasping Venus' Lookingglass, Small Venus Lookinglass
1
Plant
Triodanis perfoliata var. perfoliata
Clasping Venus' Looking-glass, Round-leaved Triodanis
2
Plant
Triosteum aurantiacum var. aurantiacum
Early Horse-gentian, Orange-fruit Horse-gentian
18
Plant
Triphysaria pusilla

6
Plant
Triphysaria pusilla
Dwarf Owl's-clover, Little Owl's-clover
4
Plant
Trisetum canescens

4
Plant
Triteleia hendersonii

2
Plant
Triteleia hendersonii
Henderson's Triteleia
4
Plant
Triteleia hyacinthina

8
Plant
Triteleia hyacinthina
Foolx92s Onion, Hyacinth Brodiaea, White Brodiaea, Wild Hyacinth
3
Plant
Triteleia ixioides ssp. anilina

4
Plant
Triteleia ixioides ssp. scabra

8
Plant
Triteleia lugens

8
Plant
Triteleia montana

3
Plant
Trixis californica var. californica

15
Plant
Tropidocarpum gracile

12
Plant
Tropidocarpum gracile
Dobie Pod
1
Plant
Tsuga canadensis
Eastern Hemlock
3
Plant
Tsuga heterophylla

3
Plant
Tsuga mertensiana

6
Plant
Typha domingensis

4
Plant
Typha latifolia

2
Plant
Typha latifolia
Broad-leaved Cat-tail, Common Cat-tail, Common Cattail
3
Plant
Ulmus americana
American Elm, White Elm
10
Plant
Ulmus rubra
Red Elm, Slippery Elm
10
Plant
Umbellularia californica

7
Plant
Umbellularia californica var. californica
California Bay, California Bay Laurel, California Laurel, Myrtle-wood, Oregon-myrtle, Pepperwood
3
Plant
Uropappus lindleyi

9
Plant
Uropappus lindleyi
Lindley's Silverpuffs
1
Plant
Urtica dioica ssp. gracilis
Stinging Nettle, California Nettle
13
Plant
Urtica dioica ssp. holosericea

9
Plant
Urtica urens

1
Plant
Urtica urens
Annual Stinging Nettle, Burning Nettle, Dog Nettle, Dwarf Nettle
1
Plant
Utricularia vulgaris ssp. Macrorhiza
Common Bladderwort, Great Bladderwort
9
Plant
Uvularia grandiflora
Large-flowered Bellwort
9
Plant
Uvularia sessilifolia
Sessile Bellwort, Sessile-leaved Bellwort, Straw-lily, Wild-oats
6
Plant
Vaccinium angustifolium
Lowbush Blueberry, Early Low Blueberry, Low-bush Blueberry, Low Sweet Blueberry
10
Plant
Vaccinium caespitosum

4
Plant
Vaccinium erythrocarpum ssp. erythrocarpum
Southern Mountain Cranberry
7
Plant
Vaccinium membranaceum

3
Plant
Vaccinium myrtilloides
Velvet-leaved Blueberry, Velvet-leaf Blueberry
4
Plant
Vaccinium ovatum

2
Plant
Vaccinium oxycoccos
Small Cranberry, Common Cranberry, Northern Cranberry
8
Plant
Vaccinium scoparium

6
Plant
Vaccinium uliginosum

3
Plant
Valeriana californica

6
Plant
Valeriana dioica var. sylvatica
Marsh Valerian, Northern Valerian, Woods Valerian
2
Plant
Valeriana officinalis
Garden Heliotrope, Garden Valerian
4
Plant
Valeriana sitchensis
Sitka Valerian
3
Plant
Valerianella locusta

3
Plant
Valerianella locusta
Corn-salad, Cornsalad, Lamb Lettuce, Lewiston Cornsalad
1
Plant
Vancouveria hexandra

5
Plant
Veratrum californicum var. californicum

6
Plant
Veratrum insolitum

5
Plant
Veratrum insolitum
Siskiyou Corn-lily, Siskiyou False Hellebore
8
Plant
Veratrum viride

2
Plant
Verbascum blattaria

3
Plant
Verbascum blattaria
Moth Mullein
1
Plant
Verbascum thapsus

3
Plant
Verbascum thapsus
Big Taper, Common Mullein, Flannel Mullein, Flannel Plant, Great Mullein, Mullein, Velvet Dock, Velvet Plant, Woolly Mullein
6
Plant
Verbena bracteata
Bracted Vervain, Creeping Vervain, Large-bracted Vervain, Prostrate Vervain
8
Plant
Verbena gooddingii

4
Plant
Verbena hastata
Blue Vervain, Simpler's-joy, Swamp Vervain
17
Plant
Verbena lasiostachys var. lasiostachys

4
Plant
Verbena lasiostachys var. scabrida

3
Plant
Verbena stricta
Hoary Verbena, Hoary Vervain, Tall Vervain, Woolly Vervain
20
Plant
Verbena urticifolia
White Vervain, Nettle-leaved Vervain, Nettle-leaf Vervain
9
Plant
Verbesina alternifolia
Wing-stem, Wingstem
12
Plant
Vernonia fasciculata
Common Ironweed, Prairie Ironweed, Smooth Ironweed
12
Plant
Veronica americana

4
Plant
Veronica anagallis-aquatica

7
Plant
Veronica anagallis-aquatica
Blue Water-speedwell, Water Speedwell
1
Plant
Veronica arvensis

3
Plant
Veronica catenata

3
Plant
Veronica filiformis
Creeping Speedwell, Creeping Veronica, Slender Speedwell, Threadstalk Speedwell, Whetzel Weed
3
Plant
Veronica officinalis
Common Gypsy-weed, Common Speedwell
3
Plant
Veronica peregrina
Hairy Purslane Speedwell, Purslane Speedwell
2
Plant
Veronica peregrina ssp. xalapensis

2
Plant
Veronica persica

4
Plant
Veronica persica
Bird-eye Speedwell, Birdeye Speedwell, Bird's-eye Speedwell, Birdseye Speedwell, Persian Speedwell, Winter Speedwell
4
Plant
Veronica scutellata

3
Plant
Veronica serpyllifolia ssp. humifusa

5
Plant
Veronica serpyllifolia ssp. serpyllifolia

3
Plant
Veronica serpyllifolia ssp. serpyllifolia
Thyme-leaf Speedwell, Thymeleaf Speedwell, Thyme-leaved Speedwell
2
Plant
Veronica wormskjoldii

8
Plant
Veronicastrum virginicum
Culver's-physic, Culver's-root
11
Plant
Viburnum acerifolium
Maple-leaved Viburnum, Mapleleaf Viburnum
2
Plant
Viburnum lentago
Nannyberry, Sheepberry, Blackhaw
17
Plant
Viburnum opulus var. americanum
American Cranberry-bush, American High-bush Cranberry, Cranberry Viburnum, High-bush Cranberry
9
Plant
Viburnum rafinesquianum
Arrow-wood, Downy Arrow-wood, Downy Arrowwood
7
Plant
Vicia americana ssp. americana

21
Plant
Vicia americana ssp. americana
American Vetch, Purple Vetch
6
Plant
Vicia sativa ssp. nigra

3
Plant
Vicia sativa ssp. sativa

2
Plant
Vicia villosa ssp. varia

8
Plant
Vicia villosa ssp. villosa
Hairy Vetch, Winter Vetch, Woolly Vetch, Wooly Vetch
7
Plant
Vinca major

2
Plant
Vinca major
Bigleaf Periwinkle, Greater Periwinkle
2
Plant
Viola adunca

9
Plant
Viola blanda
Sweet White Violet
9
Plant
Viola canadensis var. canadensis
Canadian White Violet, Canada Violet
1
Plant
Viola canadensis var. rugulosa
Canadian White Violet, Western Canadian Violet, Creeping-root Violet
6
Plant
Viola cucullata
Marsh Blue Violet
3
Plant
Viola cuneata

4
Plant
Viola cuneata
Wedgeleaf Violet, Wedge-leaf Violet, Wedge-leaved Violet
6
Plant
Viola glabella

5
Plant
Viola glabella
Pioneer Violet, Stream Violet
4
Plant
Viola hallii

4
Plant
Viola hallii
Hall's Violet, Oregon Violet
5
Plant
Viola labradorica
Alpine Violet, Dog Violet
10
Plant
Viola lobata ssp. integrifolia

5
Plant
Viola lobata ssp. integrifolia
Delta-leafed Forest Violet, Pine Violet, Yellow Wood Violet
5
Plant
Viola lobata ssp. lobata

1
Plant
Viola macloskeyi

5
Plant
Viola odorata

1
Plant
Viola odorata
English Violet, Garden Violet, Sweet Violet
3
Plant
Viola orbiculata
Darkwoods Violet, Dark-woods Violet, Roundleaf Violet, Round-leaf Violet, Round-leaved Violet
6
Plant
Viola pedata
Bird's-foot Violet, Birdfoot Violet
14
Plant
Viola pedatifida
Crow-foot Violet, Prairie Violet
4
Plant
Viola pedunculata

14
Plant
Viola pinetorum ssp. grisea

13
Plant
Viola pinetorum ssp. pinetorum

4
Plant
Viola primulifolia ssp. occidentalis

3
Plant
Viola primulifolia ssp. occidentalis
Bog White Violet, Western Bog Violet
2
Plant
Viola pubescens
Downy Yellow Violet
13
Plant
Viola purpurea ssp. integrifolia

10
Plant
Viola purpurea ssp. quercetorum

3
Plant
Viola purpurea ssp. venosa

1
Plant
Viola sagittata
Arrow-leaved Violet, Arrowleaf Violet
15
Plant
Viola sheltonii

4
Plant
Viola sororia
Common Blue Violet, Hooded Blue Violet
11
Plant
Vitis californica

3
Plant
Vitis californica
California Grape, California Wild Grape
2
Plant
Vulpia bromoides

1
Plant
Waldsteinia fragarioides
Appalachian Barren Strawberry
3
Plant
Washingtonia filifera

29
Plant
Whipplea modesta

2
Plant
Whipplea modesta
Common Whipplea, Modesty, Whipplevine, Yerba de Selva
5
Plant
Woodsia ilvensis
Rusty Cliff Fern, Rusty Woodsia
13
Plant
Woodsia oregana

29
Plant
Woodsia scopulina

4
Plant
Woodwardia fimbriata

5
Plant
Woodwardia fimbriata
Giant Chainfern, Giant Chain Fern
2
Plant
Wyethia angustifolia

9
Plant
Wyethia angustifolia
California Compass-plant, Narrowleaf Mule-ears, Narrow-leaved Mule-ears
5
Plant
Wyethia helenioides

3
Plant
Wyethia helenioides
Whitehead Mule-ears
1
Plant
Xanthisma gracile

10
Plant
Xanthium strumarium

2
Plant
Xanthium strumarium
Cocklebur, Common Cocklebur, Rough Cocklebur, Rough Cockleburr
3
Plant
Xanthium strumarium
Cocklebur, Rough Cockleburr, Cockleburr, Common Cocklebur, Rough Cocklebur
2
Plant
Xerophyllum tenax

6
Plant
Xerophyllum tenax
Bear-grass, Elk-grass, Indian-basket-grass
2
Plant
Xylococcus bicolor

24
Plant
Xylorhiza cognata

28
Plant
Xylorhiza orcuttii

24
Plant
Xylorhiza tortifolia var. tortifolia

18
Plant
Yabea microcarpa

4
Plant
Yucca brevifolia

7
Plant
Yucca brevifolia
Izote de Desierto, Joshua Tree
1
Plant
Yucca filamentosa

3
Plant
Yucca glauca
Beargrass, Great Plains Yucca, Small Soapweed, Soapweed Yucca, Spanish Bayonet, Yucca
1
Plant
Yucca schidigera

11
Plant
Zanthoxylum americanum
Common Pricklyash, Common Pricky-ash, Toothache-tree, Northern Prickly-ash
20
Plant
Zeltnera exaltata

4
Plant
Zeltnera muehlenbergii

7
Plant
Zeltnera venusta

30
Plant
Zizia aurea
Common Golden Alexanders, Golden Alexanders, Golden Zizia
8
Plant
Ziziphus obtusifolia var. canescens

30
Plant
Ziziphus parryi var. parryi

20


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