Locality: | United States. Kentucky. Clark: Abandoned limestone quarry- 0.9 mi. W of Jct. KY 1924 on KY 418 (Old Athens-Boonesboro Rd.)- adjacent to Kentucky River. |
Habitat: | Associates: Poa compressa- Festuca elatior- Daucus carota- Melilotus alba- Verbena simplex- Trifolium pratense- Achillea millefolium. |