Eastern Mojave Vegetation Coll. No. 3433, Rudbeckia hirta var. pulcherrima.  
 

 

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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, Rudbeckia hirta pulcherrima
Photographed 27 December 2025.

Plants of Colorado
East Slope of Tarryall Mountains, Jefferson County
Asteraceae

Rudbeckia hirta L. var. pulcherrima Farw.  Black-Eyed Susan.

North Twin Creek, Jefferson County, Colorado. Left bank of North Twin Creek, 215 m. northwest of the F. R. 211 crossing of North Twin Creek, 6.8 mi. west and south on F. R. 211 from its north end at County Road 126, 11.6 km. southwest of Deckers. 39.20894°N, 105.34732°W. WGS 1984 Elev. 2417 m. Solitary plants to clumps of 12 stems. Yellow rays, pappus absent, hirsute. Streamside among aspen and water birch near creek in mature ponderosa pine and Douglas fir forest, also collected here: Betula occidentalis, Monarda fistulosa, Primula pauciflora, Rosa acicularis ssp. sayi, and Rubus idaeus. Within the perimeter of the Hayman Fire (2002), though this area mapped as low intensity.

Collected by permit: Pike San Isabel National Forest, 2025, issued: Mar 26, 2025, to: Tom Schweich.

Tom Schweich 3433. 2-Jul-2025

Article records that use this photograph:

Other photos about Species - Asteraceae or Rudbeckia hirta pulcherrima.

 

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Date and time this page was prepared: 4/4/2026 8:05:04 PM