Locality: | United States. Kentucky. Rockcastle: Trace Branch Surface-Mined Area- 1.8 mi. N on Pleasant Run Rd. (Trace Branch Rd.) from Jct. KY 490 at Lamero. |
Habitat: | Bench. Associates: Melilotus officinalis- Lotus corniculatus- Trifolium campestre- Medicago sativa. |
Collector: | Ralph L. Thompson 86-216 with Patricia Thompson |