United States, Texas, Bexar, 0.5-0.8 mi NW of I-410 bridges. San Antonio Missions NHP; on W side of San Antonio River, 50-2000 ft. S of mouth of Sixmile (Piedras) Creek. [Flora of San Antonio Missions NHP.].
29.32778 -98.45833
Rare in openings in mesquite woodland on formerly cultivated fields (Labores de Espada) on Frio clay loam of +/- level terrace. Woody dominants include Prosopis glandulosa, Celtis laevigata, Acacia smallii. Herbaceous dominants in openings include Cynodon dactylon, Gaillardia pulchella, Torilis arvensis, Rhynchosia minima.
flowers
Sheet
Flora of San Antonio Missions NHP. NPS accession no. SAAN-00304, NPS catalog no. 20201.