Appearance
This rhizomatous perennial herb produces stems up to 25 centimeters long. The leaves are compound, divided into leaflets. The nodding flowers have greenish white or lavender sepals up to 1.5 centimeters in length. The cream-colored to lavender petals are up to 1.2 centimeters long and have thick, hooked spurs. The fruit is a follicle up to 1.4 centimeters long.Distribution
This plant is limited to one mountain range in Albany and Converse Counties in Wyoming. Many occurrences are within Medicine Bow National Forest, and the others are on land managed by the Bureau of Land Management and on privately owned land. Occurrences are small, most containing fewer than 100 individuals.Habitat
The plant grows on large rock outcrops in pockets of soil and rock cracks. The outcrops are surrounded by forest habitat and sometimes sagebrush and grassland. It grows in shady spots in all aspects. Associated species include fragile fern, little-flowered alumroot, glandular oceanspray, mountain ninebark, Brandegee's Jacob's ladder, bigflower cinquefoil, red raspberry, Idaho ragwort, and Rocky Mountain woodsia.There are no major threats to the species because it occurs in remote, rugged habitat.
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