United States, Texas, Travis, Ca. 100-200 ft. N of W 35th St. fence line, ca. 1000 ft. W of Exposition Blvd. Camp Mabry Military Reserve. Austin West Quadrangle.
30.3125 -97.76333
Local on dry limestone outcrop in partially shaded openings in Ashe juniper-oak woodland on lower Georgetown of upper Edwards Formation. Associates include Quercus buckleyi, Q. fusiformis, Juniperus ashei, Garrya lindheimeri, Rhus virens, Penstemon cobaea, Marshallia caespitosa, Thelesperma simplicifolium, Bouteloua pectinata, Hymenoxys scaposa, Psoralea latestipulata, Schenocaulon texanum, Melampodium leucanthum, Hedyotis nigricans.