Materia medica, Vegetable — Audiobooks

Ginseng and Other Medicinal Plants A Book of Valuable Information for Growers as Well as Collectors of Medicinal Roots, Barks, Leaves, Etc.
by A. R. (Arthur Robert) Harding

Pharmacographia A history of the principal drugs of vegetable origin, met with in Great Britain and British India
by Friedrich A. (Friedrich August) Flückiger, Daniel Hanbury


