United States, Texas, Jim Wells, Along El Caro Creek on W side of S arm of Naval Auxiliary Landing Field Orange Grove, ca. 2.6-2.7 airmiles E of jct. US Rt. 281 and Co. Rd. 220 San Diego NE Quadrangle.
27.88194 -98.05203
Occasional along edge of hackberry woodland along wet-weather stream draining hay meadows and crop fields. Associates include Bromus catharticus, Calyptocarpus vialis, Carex tetrastachya, Celtis laevigata, Chaerophyllum tainturieri, Ehretia anacua, Funastrum cynanchoides, Galium aparine, Mecardonia procumbens, Parietaria pensylvanica, Solanum ptycanthum, Sonchus asper, Teucrium cubense, Torilis nodosa, Zanthoxylum fagara.