United States, Texas, Cameron, Near boardwalk on Chevrolet Turk's Cap Trail, ca. ? mi E to ESE of Southmost Preserve HQ, ca. 1.4 airmiles SE to SSE of jct. F. M. 1419 (Southmost Road) and F. M. 3068 (Indiana Ave.).
25.8505 -97.39208
In weedy vegetation in bottom of portion of resaca normally kept dry; stems sprawling; feral in strip of hackberry - palm woodland on levee that divides resaca into two irrigation management units. Associates included Acacia farnesiana, Ampelopsis arborea, Julocroton argenteus, Mimosa pigra, Panicum hirsutum, Paspalum lividum, Ricinus communis, Urochloa maxima, Vigna luteola.