Pediocactus paradinei B.W. Benson  
Family: Cactaceae
Kaibab pediocactus,  more...
[Pediocactus simpsonii var. paradinei (B.W. Benson) Halda]
Pediocactus paradinei image
Niehaus, T.F.  
Pediocactus paradinei
The National Science Foundation
This project made possible by National Science Foundation Award 1410069