""Origin and History of All the Pharmacopeial Vegetable Drugs, Chemicals and Preparations V1: Vegetable Drugs"" is a comprehensive reference book written by John Uri Lloyd and first published in 1921. The book provides an in-depth exploration of the origins and historical uses of various plant-based medicines, chemicals, and preparations that are included in the pharmacopeia - a list of drugs and their preparation standards. The first volume of the...