Eastern Mojave Vegetation Coll. No. 3410, Rosa arkansana.  
 

 

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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. 		  Rosaceae, Rosa arkansana
Photographed 20 December 2025.

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

Rosa arkansana Porter.  Prairie Rose.

Twin Creek, Jefferson County, Colorado. On a terrace of the right bank of Twin Creek, near its mouth at Goose Creek, about 250 m. southeast of the Sheeprock Trailhead, 7.7 mi. west and south on F. R. 211 from County Road 126., 11.9 km. southwest of Deckers. 39.19516°N, 105.34247°W. WGS 1984 Elev. 2272 m. Small prickles on new growth, 7-9 leaflets per leaf, leaflets contiguous, terminal blade margins dentate. Ponderosa pine and Douglas fir forest with Cymopterus lemmonii, Erigeron flagellaris, Ribes cereum, Anemonastrum canadense, Geum macrophyllum var. perincisum, Galium boreale, Carex inops var heliophila and Hesperostipa comata. Mature Douglas fir and ponderosa pines suggest the Hayman Fire (2002) may have burned with low intensity here.

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

Tom Schweich 3410. 18-Jun-2025

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Other photos about Species - Rosaceae or Rosa arkansana.

 

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Date and time this page was prepared: 4/4/2026 8:05:44 PM