United States, Texas, Starr, S side of a rd on E edge of Julio Martinez property, ca. 1.8 airmiles NNE of jct. US Rt. 83 and FM 650, ca. 3 mi. N of Roma. Roma-Los Saenz West Quadrangle.
26.4474 -99.00787
Abundant in moist heavy clay on upper edge of mudflat along receding margin of functional stock tank in valley of drainage between gravelly slopes underlain by Eocene sandstones and clays of the Jackson Group. Assc. include Eleocharis palustris, Cynodon dactylon, Schoenoplectus saximontanus.