United States, Texas, Jeff Davis, ca. 1.0-1.3 airmiles SW of preserve's main gate on St. Rt. 118, ca. 2.1-2.3 airmiles ENE of Lockes Gap. Davis Mountains Preserve.
30.69686 -104.12875
In glade-like exposures of rhyolite on gentle lower slope of valley. Associates include Aristida cf. brownei, Bouteloua chondrosioides, Heterosperma pinnata, Ipomoea costellata, Pectis prostrata, Sida neomexicana.