| Locality: | United States. Kentucky. Lee: KY 11 S, ca. 1.0 mi S of Zoe, mile marker 14.2. Elev. 353 m, 37°41'01.35N, 83°41'05.32W. |
| Habitat: | At wet ditch of W-trending highwall clayey talus; infrequent. Associates: Cirsium discolor, Cyperus strigosus, Echinochloa crusgalli, Eleocharis obtusa, Juncus acuminatus, Panicum dichotomiflorum, Phytolacca americana, Schedonorus arundinaceus, Tussilago farfara. |
| Collector: | R. L. Thompson, Katrina Rivers Thompson 13-653 |