MB0417 Echinocereus engelmannii variegatus, USA, Arizona, House Rock Valley,
MB0418 Echinocereus engelmannii variegatus, USA, Arizona, Marble Canyon,
MB0430 Echinocereus triglochidiatus gurneyi, USA, New Mexico, Elk Canyon,
MB0433 Echinocereus triglochidiatus gurneyi, USA, New Mexico, Guadalupe Mts.,
MB0441 Echinocereus stramineus, USA, New Mexico, Guadalupe Mts.,
MB0446 Echinocereus stramineus, USA, New Mexico, Jarilla Mts.,
MB0451 Echinocereus rigidissimus, USA, Arizona, Woods Mts.,
MB2296 Echinocereus rigidissimus, USA, Arizona, Santa Cruz Co.,
MB2518 Echinocereus rigidissimus, USA, Arizona, Cochise Co.,
MB3192 Echinocereus stramineus, USA, Texas, Brewster Co.,
MB4521 Echinocereus triglochidiatus, USA, New Mexico, Taos Co.,