United States, Arizona, Pima County, Organ Pipe Cactus National Monument; Quitobaquito.
31.9429 -113.0202 +-2000m.
324 meters
1065 ft.
Edge of saline flat.
Rare; two seen among brush ca. 40 m east of pond. Green half-ripe fruit and few late-season flowers. Flowers ca. 6.5 cm wide, ca. 7.2 cm long, orange, petaloids with an orange-red midstripe fading to yellowish on margins; stigma 16 lobed.