Taxa Count: 5

CACTACEAE

Echinocereus arizonicus

Echinocereus arizonicus subsp. arizonicus

Echinocereus arizonicus subsp. nigrihorridispinus

Echinocereus triglochidiatus var. arizonicus

Family Not Defined

Echinocereus arizonicus subsp. arizonicus x E. bonkerae subsp. bonkerae