Hooker’s Mountain Avens (Dryas hookeriana)

Hooker’s Mountain Avens (Dryas hookeriana)

Hooker’s Mountain Avens (Dryas hookeriana), Family (Rosaceae), grows in dry areas in tundra where snow melts early, on gravel and rocky barrens, forming a distinct heath community on calcareous soils in the subalpine and alpine on the east and west slopes. Photo...
Shepherd’s Purse (Capsella bursa-pastoris)

Shepherd’s Purse (Capsella bursa-pastoris)

Shepherd’s Purse (Capsella bursa-pastoris), Mustard Family (Brassicaceae). An introduced, weedy plant found in lawns, gardens, along roadsides, and disturbed areas, from plains to subalpine on the east and west slopes. Blooms from April through June. Introduced....
Striped Coralroot (Corallorhiza striata)

Striped Coralroot (Corallorhiza striata)

Striped Coralroot (Corallorhiza striata). Orchid Family (Orchidaceae). Uncommon, but not endangered in Colorado or globally, this species grows in shaded forests, from the foothills to the montane on the eastern and western slopes. Blooms from June through July. Photo...
Uinta Basin Hookless Cactus (Sclerocactus glaucus)

Uinta Basin Hookless Cactus (Sclerocactus glaucus)

Uinta Basin Hookless Cactus (Sclerocactus glaucus), Cactus Family (Cactaceae). Rare cactus endemic to western Colorado, globally imperiled (G2) and imperiled (S2) in Colorado. S. glaucus grows in dry places, often with pinyon-juniper or sagebrush in semi-desert...