United States, Texas, Wilson, Ca. 1.25 airmiles S of St. Rt. 97 bridge over San Antonio River; on entrance easement to Rancho de las Cabras NHS, ca. 500 ft. E of gate on E side of Co. Rd. 144 from a point 0.8 mi S of its jct. with St. Rt. 97. [Flora of San Antonio Missions NHP.].
29.09222 -98.17722
Common along small shallow wet-weather drainage that crosses exotic hay meadow on deep, well drained, noncalcareous loamy fine sand (Wilco Series) on gently rolling upland underlain by Weches Formation. Associates include Cynodon dactylon, Gaura parviflora, Rumex pulcher, Ambrosia trifida.
flowers and fruits
Sheet
Flora of San Antonio Missions NHP. NPS accession no. SAAN-00304, NPS catalog no. 20731.