United States, Texas, Freestone, In openings in upland post oak woodland; southern tip of park, ca. 0.7-0.8 airmiles SE of park HQ, ca. 3.5-3.6 airmiles E to ENE of jct. F. M. 1124 and F. M. 3285 NE of Fairfield. Fairfield Lake State Park. Young Quadrangle.
31.75972 -96.06028
Rare in shaded openings in upland post oak woodland on well drained, medium acid, fine sandy loam Udertic Paleustalfs (Axtell series) underlain by Calvert Bluff Formation (Eocene).