Pediocactus nigrispinus (Hochstätter) Hochstätter ssp.beastonii Hochstätter
Succulenta, Netherlands, 71(3):99-106, 1992.Alvord Desert Cactus, Beastonīs Cactus
Basionym: Pediocactus nigrispinus Hochstätter var. beastonii Succulenta, Netherlands,71 (3):99-106, 1992
Holotype: Alvord Desert, Oregon, fieldnumber fh 19.1, 20. July 1990, HGB.
Other representative material studied.
| Oregon: | fh 19.1, (type), Mickey Basin, 1,200m, fh 19.2, Harney Co., fh 19.5, Steens Mts., 1,900m. |
Pediocactus nigrispinus ssp.beastonii, fh 19.1, Mickey Basin, 1,200m