Eastern Mojave Vegetation Coll. No. 3067, Ambrosia tomentosa.  


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  Asteraceae Ambrosia tomentosa
Photographed 29 December 2023.

Plants of the Douglas Mountain Study Area
Jefferson County Open Space, Colorado, USA

Ambrosia tomentosa Nutt.  Skeleton-Leaf Bursage.

Guy Gulch, Jefferson County, Colorado. Just southeast of a concrete structure, across County Road 70 from the Centennial Ranch house, 2.43 km. south of Mount Tom, 12.2 km. west northwest of the GNIS location of Golden. 39.7945N, 105.3546W. WGS 1984 Elev. 2345 m. Also collected nearby: Astragalus flexuosus, Silene latifolia, and Dracocephalum parviflorum.

Collected by permit: Jefferson County Open Space, 2023, issued: Apr 10, 2023, to: Tom Schweich.

Tom Schweich, with John Vickery 3067. 12-Jul-2023

Article records that use this photograph:

Other photos about Species - Asteraceae or Ambrosia tomentosa.


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Date and time this page was prepared: 4/14/2024 5:46:03 PM