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34 52.836 N, 112 23.732 [W]; 4211ft 1280m elevation. ca. 1 mi downstream from Campbells Ranch in side canyon from the north; ca. 4.1mi. southeast of Paulden. Growing on an east facing slope and terrace above wash in calcareous cobble and gravelly-loam with Juniperus osteosperma, Purshia stansburiana, Fallugia paradoxa, Symphoricarpos oreophilus, Bouteloua gracilis, Bouteloua curtipendula, Lycium pallidum, Gutierrezia sarothrae, Opuntia phaeacantha, Nolina microcarpus, Bromus rubens, Atriplex canescens, Erigeron concinnus, Erodium cicutarium, Fendlera rupicola, Chamaebatiaria millefolium, Tragia ramosa, Sphaeralcea, Elymus elymoides, Cirsium, Ptelea trifoliata, Ephedra, Dalea formosa, Artemisia ludoviciana, Delphinium scaposum, Chaetopappa ericoides, Mahonia fremontii, Forestiera pubescens, Penstemon eatonii and Mystosis..