| Phegopteris hexagonoptera (Michx.) Fée |
| Currently Accepted Name: | Phegopteris hexagonoptera (Michx.) Fée |
| Herbarium Name Used: | Phegopteris hexagonoptera |
| Locality: | United States. Kentucky. McCreary: Yahoo Falls, 0.9 miles NE of KY. 700 on F.S. 660 (Yahoo Falls Road), and 3.3 miles NW of U.S. 27 at Whitley City. |
| Habitat: | Conglomerate rockhouse recess in hemlock-mixed mesophytic forest, native perennial, rare. Associates: Campanula divaricata, Asplenium trichomanes, A. rhizophyllum, Silene rotundifolia, Arisaema triphyllum. |
| Collector: | Ralph L. Thompson, Jeanne M. Hoch 92-139 |