United States, Texas, Starr, On flats ca. 500ft. W of FM 3167 from a point ca. 6.3-6.5 airmiles NNW of jct. US 83 and FM 3167 on W side of Rio Grande City, on Ellison property. Rio Grande City North Quadrangle.
26.45219 -98.86081
Common, forming large colonies on deep, droughty, calcareous, moderately alkaline, highly saline clayey soils (Catarina Series) underlain by Miocene clays and gravels of the Catahoula and Frio formations, on flats among low gravelly brush-covered hills.