Piceance Twinpod (Physaria obcordata)

Piceance Twinpod (Physaria obcordata)

Piceance Twinpod (Physaria obcordata), Mustard Family (Brassicaceae), a Colorado endemic and globally critically emperiled species (G1S1) which grows on barren white shale outcrops in the foothills of the Piceance Basin in Rio Blanco County. Blooms from May through...
Foothill Bladderpod (Physaria ludoviciana)

Foothill Bladderpod (Physaria ludoviciana)

Foothill Bladderpod (Physaria ludoviciana), Mustard Family (Brassicaceae), native and common on dry hillsides, rocky outcrops, sand dunes, and in grasslands, from plains to foothills on the eastern and western slopes. Blooms from May through July. Photo by Steve...
Point-tip Twinpod (Physaria floribunda)

Point-tip Twinpod (Physaria floribunda)

Point-tip Twinpod (Physaria floribunda), Mustard Family (Brassicaceae), native but vulnerable in Colorado (S3), and apparently secure globally (G4), growing on dry hillsides, shale slopes, and in sagebrush, pinyon-juniper or oak communities, found in the Gunnison and...
Rocky Mountain Bladderpod (Physaria calcicola)

Rocky Mountain Bladderpod (Physaria calcicola)

Rocky Mountain Bladderpod (Physaria calcicola), Mustard Family (Brassicaceae). Native but vulnerable in Colorado and Globally (G3S3). There are 35 documented occurrences in Colorado, eight of which have not been seen for over 20 years. The primary threat at this time...
Mountain Bladderpod (Physaria montana)

Mountain Bladderpod (Physaria montana)

Mountain Bladderpod (Physaria montana), Mustard Family (Brassicaceae), native and common on dry slopes, rocky outcrops, and in grasslands, sagebrush, and forests from the plains to the lower subalpine on the eastern and western slopes. Blooms from April through July....