Eastern Mojave Vegetation Coll. No. 3082, Ranunculus abortivus.  
 

 

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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. 		  Ranunculaceae Ranunculus abortivus
Photographed 1 January 2024.

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

Ranunculus abortivus L.  Littleleaf Buttercup.

Guy Gulch, Jefferson County, Colorado. Small forested gulch tributary to Guy Gulch, 192 m. southwest across County Road 70 from the Centennial Ranch house, 2.56 km. south of Mount Tom, 12.3 km. west northwest of the GNIS location of Golden. 39.7935°N, 105.3559°W. WGS 1984 Elev. 2364 m. Floor of gulch, also collected here: Circaea alpina, Prosartes trachycarpa, and Piptatherum micranthum.

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

Tom Schweich, with John Vickery and Cindy Trujillo 3082. 12-Jul-2023

Coll. No. 3082, 12 July 2023, characters observed: Annual or perennial herb, semi-aquatic, 30 cm., not creeping or rooting at nodes; Leaves, dimorphic, basal, simple, margin, crenate, cauline, compound or very deeply lobed; Sepals, glabrous; Petals, yellow, claw 0.5 mm. + blade 1.5 mm. = 2.0 mm.; Achenes, 1.3 mm. beak very small, curved, globose, glabrous.

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Date and time this page was prepared: 12/8/2024 2:15:37 PM