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Ambrosia psilostachya; Western ragweed   

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Ambrosia psilostachya
Ambrosia psilostachya
Western ragweed
Photographer: Michael O'Brien

ID: 0000 0000 0410 0919 (2010-04-12)

Copyright © 2010 Michael O'Brien

  • date of photo  Apr 11, 2010
  • location   Tapia State Park (Los Angeles County, California, US)
  • family Asteraceae
  • notes   uncommon
  • keywords: conyza, horseweed, Tapia
  • camera   canon Rebel EOS
  • photo category: Plant - annual/perennial

  • common names   Western ragweed
  • Look for Jepson Manual treatments, maps (University & Jepson Herbaria)
  • View Calflora record for Ambrosia psilostachya
  • View all photos in CalPhotos of Ambrosia psilostachya
  • Check Google Images for Ambrosia psilostachya

  • Reviewers' comments about this photo (review or add another comment)
    1. Reviewed by Molly Ferrell    Jan 14, 2011

    Action: changed name from "Conyza canadensis" to "Ambrosia psilostachya "

    Reviewer's comments:
         "Incorrect ID"

    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 © 2010 Michael O'Brien. For other uses, or if you have questions, contact Michael O'Brien mobla26[AT] (Replace the [AT] with the @ symbol before sending an email.)


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