United States, Texas, Bastrop, Ca. 100-300 ft. E of Harmon Road from a point 0.1 miles S of its jct. with Park Road 1, ca. 3.4-3.5 airmiles E of jct. St. Rt. 21 and St. Rt. 95 in Bastrop. E part of Bastrop State Park. Bastrop Quadrangle.
30.10692 -97.24925
In moist sandy soil in shaded bed of creek through loblolly pine - post oak forest on nearly level upland underlain by Reklaw Formation. On soils mapped as deep moderately well drained, slightly acidic, fine sandy loam (Tabor Series, Aquic Paleustalfs). Area burned during the Bastrop Complex Wildfire of September 2011. Associates include Callitriche sp., Cyperus acuminatus, Eleocharis spp., Juncus diffusissimus, Lindernia dubia, Ludwigia palustris, Mecardonia procumbens, Persicaria hydropiperoides, Rotala ramosior, Steinchisma hians.