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Persicaria amphibia
Smartweed, Swamp Knotweed
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Photographer: Tom Annese
ID: 0000 0000 0903 0182 (2003-09-10)Copyright © 2003 Tom Annese
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INFORMATION PROVIDED WITH THE PHOTO
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date of photo Sep 2003
location
Lake Merced (San Francisco County, California, US)family
Polygonaceae
synonyms Polygonum amphibium var. emersum
plant community Emergentnotes Listed as a 'noxious weed' in 1993 Jepson. That may change in new addition. P. amphibium ssp. emersum does form dense thickets around Lake Merced.camera Minolta Xt
photo category: Plant - annual/perennial
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ADDITIONAL TAXONOMIC NOTES FOR THIS PHOTO
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| name change notes May 21, 2014: TJM1 name Polygonum amphibium var. emersum changed to TJM2 name Persicaria amphibia . (University & Jepson Herbaria) |
MORE INFORMATION ABOUT THIS PLANT
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| common names
Smartweed, Swamp Knotweed (photographer)
Look for Jepson Manual treatments, maps (University & Jepson Herbaria)View Calflora record for Persicaria amphibiaView all photos in CalPhotos of Persicaria amphibia Check Google Images for Persicaria amphibia |
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The photographer's identification Persicaria amphibia has not been reviewed. Sign in to review or comment on this photo |
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Using this photo The thumbnail photo (128x192 pixels) on this page may be freely used for personal or academic purposes without prior permission under the Fair Use provisions of US copyright law as long as the photo is clearly credited with © 2003 Tom Annese.
For other uses, or if you have questions, contact Tom Annese tomannese[AT]yahoo.com. (Replace the [AT] with the @ symbol before sending an email.) |
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