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Cirsium hydrophilum var. vaseyi; Mt. Tamalpais Thistle   

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Cirsium hydrophilum var. vaseyi
Cirsium hydrophilum var. vaseyi
Mt. Tamalpais Thistle
Photographer: Doreen L. Smith

ID: 0000 0000 0205 0644 (2005-02-21)

Copyright © 2005 Doreen L. Smith

  • date of photo  May 2004
  • location   Seep off serpentine rocks, Old Stage Rd. above Bootjack camp, Mt. Tamalpais (Marin County, California, US)
  • family Asteraceae
  • notes   This is a fire-road-edge occurrence and vulnerable to accidents. The very spiny thistle is unattractive to hikers who often damage the plants, mistakenly- thinking they are pernicious weeds.
  • camera   Olympus OM2 100 ASA slide film
  • photo category: Plant - annual/perennial

  • common names   Mt. Tamalpais Thistle (photographer)
  • Look for Jepson Manual treatments, maps (University & Jepson Herbaria)
  • View Calflora record for Cirsium hydrophilum var. vaseyi
  • View all photos in CalPhotos of Cirsium hydrophilum var. vaseyi
  • Check Google Images for Cirsium hydrophilum var. vaseyi

  • The photographer's identification Cirsium hydrophilum var. vaseyi has not been reviewed. Click here to review or comment on the identification.

    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 © 2005 Doreen L. Smith. For other uses, or if you have questions, contact Doreen L. Smith dlsflora321[AT] (Replace the [AT] with the @ symbol before sending an email.)


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