United States, Texas, Parker, Mineral Wells. Texas Air National Guard Training Base, Fort Wolters, TA 4. E side of Rock Creek, 1/4 mi. N of tank crossing. Sandy terrace in Rock Creek drainage.
32.8863 -98.01219
Gentle slopes. Truce Stony Soils. 5-20 % slopes. Associates include Muhlenbergia reverchonii, Coreopsis tinctoria, Torilis arvensis, Sorghum halepense, Chenopodium simplex, Gaillardia pulchella, and Helenium amarum var. amarum. Uncommon.