Pediocactus simpsonii (Engelmann) Britton & Rose fa.kuenzleri Hochstätter
Succulenta, Netherlands, 76 (6): 262-270, 1997.Kuenzler's Cactus
Holotype: City Creek, Utah, fieldnumber fh 63.5, May 1997, SRP.
Other representative material studied.
| Utah: | fh 63.5 (type), City Creek, 1,600m, fh 63.5.0, Kingston, 1,850m, fh 66.7, Gouvernment Creek, 2,000m, fh 66.9, Escalante, 1,700m. |
Pediocactus simpsonii fa.kuenzleri, fh 63.5, (type), City Creek, UT, 1,600m