| Locality: | United States. Kentucky. Clark: Abandoned limestone quarry- 0.9 mi. W of Jct. KY 1924 on KY 418 (Old Athens-Boonesboro Rd.) and 0.2 mi. E of Lisletown (Halls on the River) adjacent to Kentucky River. |
| Habitat: | Xeric gravel spoil area formed from bulldozing at edge of pond. Associates: Panicum flexile- Solidago nemoralis- Aster pilosus- Eupatorium hyssopifolium- Cichorium intybus- Verbascum thapsus- Oenothera biennis- Dipsacus sylvestris. |