|Locality:||USA. Kentucky. Pulaski Co.: Bobtown Quadrangle, near Woodstock, ca. 1.9 km E of Ocala Rd. from jct. with KY 39, along N side of road.
|Habitat:||Overgrown roadside adjacent to Pinus/Quercus woods; naturalized from Europe; associates: Orbexilum onobrychis, Euphorbia corollata, Elymus virginicus var. glabriflorus, Sambucus canadensis, Carex laevivaginata, Lycopus virginicus, Festuca elatior.
|Collector:||J. Richard Abbott 377
with R. L. Thompson, F. D. Noe Jr.