The American Materia Medica, Therapeutics and Pharmacognosy, 1919, was written by Finley Ellingwood, M.D. Hamamelis. Hamamelis virginica. Calendula. Calendula officinalis. Aesculus. Aesculus glabra. Carduus. Silybum marianum. Ceanothus. Ceanothus thyrsiflorus. Book Navigation ‹ Ichthyol. up Hamamelis. Hamamelis virginica. ›