United States, Texas, Polk, Along hiking trail at N edge of Lake Livingston State Recreation Area, ca. 100-500 ft. E of main park road (old bed of F. M. 3126). Blanchard Quadrangle.
30.67139 -95.00611
Common in moist to wet sandy loam in open swamplike loblolly pine forest. Associates include Dichanthelium sphaerocarpon, D. dichotomum, Eleocharis microcarpa, Rhynchospora corniculata, Erechtites hieracifolia, Paspalum urvillei, Chasmanthium sessilifolium, Juncus marginatus.