Green Ash (Fraxinus pennsylvanica)
Cultivated and escaping along the Front Range, or native on floodplains of rivers or along the margins of lakes on the eastern plains, 3400-6000 ft. April-May. E. Photo by Mo...
Virgin’s Bower (Clematis ligusticifolia)
WESTERN WHITE VIRGIN’S-BOWER. Common vine in thickets and woods, gulches, river bottoms, and along roadsides, 4500-8500 ft. June-Aug. E/W. Photo by Mo...
Plains Pricklypear Cactus (Opuntia polyacantha)
Plains Pricklypear Cactus (Opuntia polyacantha), in the Cactus Family (Cactaceae), is a native plant which is common and widespread throughout the state in dry, open places from the plains to the lower montane on the eastern and western slopes. Its flowers range from...