United States, Mississippi, Washington, Hollandale, LeRoy Percy State Park, ca. 5 mi W of Hollandale on Hwy MS 12; on Hwy MS 12; ca. 0.3 mi W of park entrance on S side of Hwy 12, near Black Bayou.
Bottomland hardwoods. Associates: Carex tribuloides, Cynosciadium digitatum, and Trepocarpus aethusae.