Columbia Plateau Pricklypear

Griffiths, Bulletin of the Torrey Botanical Club 43: 523, 1916 Lectotype; Lectotype; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia columbiana? Opuntia columbiana is a small pricklypear cactus that occurs in eastern Oregon, eastern Washington, and perhaps in lower British Columbia, Canada.   Details There are conflicting descriptions of this plant. The lectotypes show plants […]