United States, Texas, Presidio, Along banks of Alamito Creek ca. 2.4 airmiles N to NNE of St. Rt. 169 bridge just N of Plata. Kennedy Ranch (Dixon Water Foundation). Plata NE Quadrangle.
29.91283 -104.0081
On bank of intermittent stream at major (perennial?) waterhole between slopes of tuffaceous sandstone and conglomerate of the Tascotal Formation. Associates included Aster subulatus, Baccharis salicifolia, Cynodon dactylon, Eleocharis 31770, Salix 31769, other Salix sp., Xanthium strumarium.