United States, Texas, Starr, On open (cleared) flat along ramadero between gravelly slopes of Catahoula and Frio formations undivided (Miocene), ca. 6 airmiles NE to NNE of jct. US Rt. and R. M. 3167 at GarceƱo. Roma-Los Saenz East Quadrangle.
26.47639 -98.88083
Occasional in deep, calcareous, moderately alkaline, saline clayey Paleustollic Torrerts (Catarina Series) on open (cleared) flat along ramadero between gravelly slopes of Catahoula and Frio formations undivided (Miocene).