| Locality: | United States. Kentucky. Calloway: The Hancock Biological Station, Murray State University, located 1.5 mi. NE on Lancaster Road from jct. of KY 94, and 0.8 mi. east from jct. of Lancaster Road at 562 Emma Drive; Rushing Creek Quad., latitude 30°44'04 N, longitude 88°06'57 W. Pacer Point meadow. |
| Habitat: | Bodine-Brandon cherty silt loam soils derived from Loess and Fort Payne Geological Systems. Emergent wetland, Infrequent; native perennial. |