United States, Texas, Terrell, In area of old pens or traps near barracks ("the lodge"), above N edge of floodplain of Independence Creek, ca. 1.3 airmiles E of St. Rt. 349 bridge. Oasis Ranch Preserve. Oasis Ranch Quadrangle. [databaser's note: lat/long listed as "near"].
30.46667 -101.80361
Common in weedy herbaceous vegetation in shallow stony clay in valley flat underlain by limestone. Associates include Centaurea melitensis, Glandularia bipinnatifida, Rhynchosida physocalyx, Salsola iberica, and Sphaeralcea angustifolia.