| Locality: | United States. Kentucky. Garrard: Camp Nelson Quarry, an Ordovician limestone quarry abandoned in 1991, 1.7 mi off KY 1845 from junction with U.S. 27 and 1.0 mi WNW of Lambert Methodist Church. |
| Habitat: | An Ordovician limestone quarry, abandoned in 1991. Naturalized European perennial; rare. Spoil heaps, dry quarry floor. Associates: Crepis pulchra, Veronica peregrina, Veronica arvensis, Minuartia patula, Holosteum umbellatum, Trifolium campestre, Vicia sativa, Bromus japonicus, Dactylis glomerata, Festuca arundinacea. |
| Collector: | Ralph L. Thompson, Derick B. Poindexter 04-196 |