United States, Texas, Parker, Ca. 200 ft. E of new gas pipeline along W fenceline, ca. 3.6-3.7 airmiles NW of US Rt. 377 bridge over Bear Creek. Bear Creek Unit of Dixon Ranch. Anneta Quadrangle.
32.63283 -97.62881
Rare in moist to wet clay and gravel on mostly unshaded bars in bed of minor but +/- perennial creek at base of steep slope of Cretaceous limestone on rolling prairie landscape. Associates include Ambrosia trifida, Ampelopsis cordata, Dracopis amplexicaulis, Eleocharis montevidensis, Helenium elegans, Helianthus maximiliani, Juncus texanus, Lolium multiflorum, Panicum obtusum, P. virgatum, Paspalum dilatatum, P. pubiflorum, Phyla nodiflora, Rumex crispus, R. pulcher, Scirpus pendulus, Solidago cf. altissima, Sorghum halepense, Teucrium canadense, Torilis arvensis, Vernonia baldwinii, Xanthium strumarium.