United States, Texas, Hidalgo, East side of Interstate 281, 11 miles N of its intersection with SH 186, N of the city of Edinburg.
26.71322 -98.10897
Frequent herbs in deep, sandy soils in median with Aristida purpurea var. longiseta, Hymenopappus artemisifolius, Tetragontheca repanda, Lesquerella gracilis, and Chloris cucullata.