| Locality: | United States. Kentucky. Madison: Bighill Quadrangle, 1.6 mi S of Bighill, jct KY 21 and US 421, and 0.2 mi S of Grant House entrance, 350 feet E off US 421, 960 feet elevation. |
| Habitat: | In a NNW mesic hardwood-hemlock ravine traversed by Grant House Creek and conglomeratic sandstone blocks. Infrequent. Associates: Viola sororia, Polygonatum biflorum, Hepatica acutiloba, Smilacina racemosa, Delphinium tricorne. |