[Mexico]: n.pub. n.d. 302p., hardcover with artwork on the front board representing temptation in the garden of Eden; pages evenly toned and mildly fragile, a two-inch lateral tear at leaf 7/8, otherwise very good. Text in Spanish. Plants are illustrated with line drawings, followed by notes on their effects and preparation. Includes medicinal plants used in folk remedies as well as recreational drugs and poisons.
Two-page message to the reader explains the author's reasoning for remaining anonymous. OCLC notes a book by this title authored by Pio Arias-Carvajal, with different pagination and the alternate title "Plantas que curan, plantas que matan;" we do not know if this is an anonymous version of that work.