West Silver Bladderpod (Physaria scrotiformis)
West Silver Bladderpod (Physaria scrotiformis), Mustard Family (Brassicaceae), A Colorado endemic and G1S1 (Critically imperiled globally & statewide); Native, only found in La Plata County); Grows in the alpine on limestone on the West Slope; blooms June-July....
White Poplar (Populus alba)
White Poplar (Populus alba), Willow Family (Salicaceae), A cultivated tree sometimes escaping into nearby ditches and riparian areas or persisting near old homesteads, on the plains, eastern and western slopes. Blooms from April through May. Photo by Mo...
Wild Radish (Raphanus raphanistrum)
Wild Radish (Raphanus raphanistrum), Mustard Family (Brassicaceae), introduced and uncommon in old gardens and disturbed places, in the foothills in Gunnison and Montezuma Counties on the west slope., 7000-8000 ft. Blooms from May through July. Photo by Mo...