United States, Texas, Kleberg, Along perimeter road on east side of Naval Air Station Kingsville, ca. 3.6 airmiles ESE of jct. US Rt. 77 and St. Rt. 425, ca. 2.8 airmiles NE of jct. F. M. 1717 and F. M. 2619.
27.49839 -97.79489
In mechanically disturbed clayey soil or roadbase on unshaded shoulder of road on gentle slope underlain by Beaumont Formation. Associates include Amaranthus retroflexus, Eragrostis barrelieri, Urochloa fasciculata, U. texana.