| Eupatorium hyssopifolium L. |
| Currently Accepted Name: | Eupatorium hyssopifolium L. |
| Locality: | United States. Kentucky. Clark: Abandoned limestone quarry- 0.9 mi. W of Jct. KY 1924 on KY 418 (Athens-Boonesboro Rd.)- and 0.2 mi. E of Lisletown (Halls on the River) adjacent to Kentucky River. |
| Habitat: | Xeric Juniperus virginica community. Associates: Solidago canadensis- S. nemoralis- Aster novae-angliae- A. pilosus- Kuhnia eupatorioides. |
| Collector: | Ralph L. Thompson 93-752
with Jeanne M. Hoch |