United States, Texas, Val Verde, Below cliffs on ridge ca. 500-600 ft. W of River Cabin, ca. 600-700 ft. W of Dolan Falls. Dolan Falls Ranch (TNC). Dolan Springs Quadrangle.
29.86722 -100.99528
Occasional in stony clay in open shrubland on steep rocky NE- to E-facing colluvial limestone slope. Associates include Abutilon wrightii, Acacia berlandieri, Agave lechuguilla, Aristida sp., Aspicarpa hyssopifolia, Chaetopappa bellidifolia, Cyphomeris gypsophiloides, Euphorbia longicruris, Heliotropium torreyi, Hesperaloe parviflora, Leucophyllum frutescens, Melica montezumae, Opuntia lindheimeri, Sida longipes, Sophora secundiflora.