| Locality: | United States. Kentucky. Pulaski: Near Woodstock, ca. .15 mile southeast on Alexander Road from jct. with Alexander Spur Road. |
| Habitat: | Scattered throughout old field and adjacent woodland; locally frequent. Associates: Viola rafinesquei, Festuca elatior, Veronica arvensis, Dactylis glomerata, Cardamine hirsuta, Barbarea vulgaris, Geranium carolinianum, Ornithogalum umbellatum, Allium vineale. |
| Collector: | J. Richard Abbott, Joanna P. Pfeiffer 1848 |