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Research and Conservation in Southern Sonora, Mexico

Echinocereus stoloniferus stoloniferus (choyita, pitahayita)

 

Echinocereus stoloniferus tayopensis (choyita, pitahayita)

 


Echinocereus stoloniferus tayopensis near San Bernardo, Sonora. All these stems are probably a single clone. Photo: Mark Dimmitt

Echinocereus stoloniferus tayopensis forms dense clusters and flowers profusely in cultivation. Photo: Mark Dimmitt

Echinocereus stoloniferus tayopensis flower with a cactus bee laden with pollen. Photo: Mark Dimmitt