Actimeris.

Botanical name: 
Verbesina alternifolia

ACTIMERIS. Many species, all called formerly Coreopsis alternifolia. Dr. Eoff informed me that they cure the ringworm by rubbing with the leaves.

Medical Flora, or Manual of the Medical Botany of the United States of North America, Vol. 2, 1830, was written by C. S. Rafinesque.