holotype NY isotype NMC isotype SRSC isotype ARIZ isotype HERB. ORGAN PIPE CACTUS NATL. MON.
Distribution Of Types
crevices in a seeping, north-facing volcanic cliff, about 3000 ft, above Marker 14, Bull Pasture Trail, Organ Pipe Cactus National Monument, Ajo Mountains, Pima County (Arizona, Southwestern U.S.A., Northern America)