The American Materia Medica, Therapeutics and Pharmacognosy, 1919, was written by Finley Ellingwood, M.D. Lemon. Lemonis succus. Acidum Citricum. Thuja. Thuja occidentalis. Verbascum. Verbascum thapsus. Saxifrage. Saxifraga pennsylvanica. Melilotus. Melilotus officinalis alba. Sarracenia. Sarracenia purpurea. Calcium Sulphide. Solanum. "Jatropha." Book Navigation ‹ Ceanothus. Ceanothus thyrsiflorus. up Lemon. Lemonis succus. ›