Eastern Mojave Vegetation Coll. No. 3202, Ambrosia trifida.  
 

 

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If you have a question or a comment about this photograph you may write to me at: tomas@schweich.com I sometimes post interesting questions in my FAQ, but I never disclose your full name or address. 		  Asteraceae Ambrosia trifida
Photographed 31 January 2024.

Native and Naturalized Flora of the Golden Area, Jefferson County, Colorado
Asteraceae

Ambrosia trifida L.  Giant Ragweed.

Golden History Park, Jefferson County, Colorado. West end of Golden History Park, at the western entrance gate, 395 m. west of the GNIS location of Golden. 39.75469°N, 105.22556°W. WGS 1984 Elev. 1733 m. Most likely native to Golden, but found in an area of planted, non-native, vegetation.

Collected by permit: City of Golden, 2023, issued: Mar 13, 2023, to: Tom Schweich.

Tom Schweich 3202. 29-Aug-2023

Article records that use this photograph:

Other photos about Species - Asteraceae or Ambrosia trifida.

 

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Date and time this page was prepared: 11/3/2024 5:39:30 PM