| Sisyrinchium angustifolium Mill. |
| Currently Accepted Name: | Sisyrinchium angustifolium Mill. |
| Herbarium Name Used: | Sisyrinchium angustifolium |
| Locality: | United States. Kentucky. Clay: Sexton's Creek area; 9.2 mi east on KY 577 from junction with U.S. 421 (1.5 mi east on KY 577 from junction with C.R. 1350); roadside edge of forest |
| Habitat: | Roadside edge of forest. Flowers bluish-purple. Associates: Chrysanthemum leucanthemum, Phleum pratense, Erigeron strigosus, Robinia hispida, Dianthus armeria, Oenothera tetragona, Penstemon pallidus, Achillea millefolium. |