United States, Texas, Cooke, Near old barn on E side of E canyon on the Leo Unit of the Dixon Ranch, ca. 0.5 airmiles N of Moss Cemetery, ca. 1.3 airmiles SE of Co. Rd. 337 bridge over Clear Creek. Greenwood Quadrangle.
33.44575 -97.38406
Locally frequent in fine sandy loam in cleared pasture opening on gentle lower slope underlain by Antlers Sand. Associates include Bromus catharticus, B. japonicus, Capsella bursa-pastoris, Cynodon dactylon, Geranium carolinianum, Verbascum thapsus, Veronica arvensis, Vicia sativa.