| Locality: | United States. Kentucky. Pulaski: Bobtown Quadrangle, near Woodstock, 2.4 km east on Ocala Road from jct. with Ky. 39, north of Hazeldell Church of Christ; seasonally wet upland woods; mesophytic forest, rare. |
| Habitat: | Seasonally wet upland flat woods, mesophytic forest, rare. Associates: Carex lurida, Carex crinita, Carex frankii, Hypericum canadense. |
| Collector: | J. Richard Abbott, Ralph L. Thompson, Vern E. McNeilus, Robert F. C. Naczi. 677 |