Bartram's Encyclopedia of Herbal Medicine
A Modern Herbal: Vol. 1
A Modern Herbal: Volume 2
Principles and Practice of Phytotherapy
Green Pharmacy: The History and Evolution of Western Herbal Medicine
The Wild Flower Key (Revised Edition) - How to identify wild plants, trees and shrubs in Britain and Ireland
The Medicinal Flora of Britain and Northwestern Europe
Holistic Herbal: A Safe and Practical Guide to Making and Using Herbal Remedies
Trease and Evans' Pharmacognosy, 16e
The Constituents of Medicinal Plants: An Introduction to the Chemistry and Therapeutics of Herbal Medicines