Back to Eden (1949) by Jethro Kloss

Basic Herbs for Health and Healing (1989) by Rashan Abdul Hakim

Book of Herbal Wisdom: Using Plants As Medicines (1997) by Matthew Wood

Botanical Safety Handbook, 2^nd edition (2013) by American Herbal Products Association

Chinese Herbal Medicine (1993) by Daniel P. Reid

Chinese Medicinal Herbs 1973) compiled by Li Shih-Chen

Dr. E. Shook’s Famous Course in Herbology For Home Study (1974) by Herbal Research Bureau

Eastern/Central Medicinal Plants (1990) by Steven Foster/James A. Duke

Elementary Treatise in Herbology (1974) by Dr. Edward E. Shook

Encyclopedia of Medicinal Plants (2004) by George D. Pamplona-Roger, M.D.

Entheogens and the Future of Religion (1997, 2012) edited by Robert Forte

Ethnobotany: Evolution of A Discipline (1995) edited by Richard Evans Schultes & Sir von Reis

Evolutionary Herbalism: Science, Spirituality, and Medicine from the Heart of Nature (2019) by Sajah Popham

Family Medical, The: A Complete Guide to Maintaining Health and Treating Illness with Plants (1996) by Kitty Campion

Fundamentals of Pharmacognosy and Phytotherapy, 2^nd edition (2012) by Michael Heinrich, Joanne Barnes, Simon Gibbons, and Elizabeth M. Williamson

Healing Power of Herbs (1997) by Dr. John Heinerman

Health Through God’s Pharmacy: Advice and Experiences with Medicinal Herbs, Vol. 1 & 2 (1998, 26^th edition)

Heinerman’s Encyclopedia of Healing Herbs & Spices (1996) by John Heinerman

Herbal Antivirals: Natural Remedies for Emerging & Resistant Viral Infections (2013) by Stephen Harrod Buhner

Herbal Clinician: Herbal Treatments, Diagnostics, Therapeutics, & Case Studies (2015) by Plant Healer

Herbal Clinician II: Approaches, Assessment, & Skill (2019) by Plant Healer

Herbalism Course Manual (2013) by Djehuty Ma’at-Ra

Herbalism: The Healing Power of Plants -- Regional Traditions, Remedies & Recipes (1996) by Frank J. Lipp

Herbal Healing Secrets of the Orient ((1998) by Darlena L’ Orange

Herbal Medicine Cabinet: Preparing Natural Remedies At Home (1997) by Debra St. Claire

Herb Book, The: The Complete and Authoritative Guide to More than 500 Herbs (2005) by John Lust

Holistic Herbal: A Safe and Practical Guide to Making and Using Herbal Remedies (1996) by David Hoffmann

Lost Language of Plants, The: The Ecological Importance of Plant Medicines to Life on Earth (2002) by Stephen Harrod Buhner

Medical Herbalism: The Science and Practice of Herbal Medicine (2003) by David Hoffmann, FNIMH, AHG

Medicinal Plants and Herbs (2002) by Steven Foster and Christopher Hobbs

Meyler’s Side Effects of Herbal Medicines (2008) edited by J.K. Aronson

Natural Pharmacy, The: An Illustrated Guide to Natural Medicine (1992) by Miriam Polunin and Christopher Robbins

Nature’s Medicine: Plants That Heal (A Chronicle of Mankind’s Search for Healing Plants Through the Ages) (2000) by Joel L. Swerdlow

Plant Spirit Medicine (1995) by Eliot Cowan

Practice of Herbalism, The: Options on the Plant Healer’s Path (2018) by Plant Healer

Psychedelic Healing: The Promise of Entheogens for Psychotherapy and Spiritual Development (2011) by Neal M. Goldsmith, Ph.D

Rodale’s Illustrated Encyclopedia of Herbs (1987) by Rodale

Secret Life of Plants (1972) by Pete Tompkins and Christopher Bird

Spiritual Growth with Entheogens: Psychoactive Sacramentals and Human Transformation (2001, 2012) edited by Thomas B. Roberts

Today’s Herbal Health: The Essential Reference Guide, 4^th edition (1997) Louise Tenney, M.H.

Traditional Medicines from the Earth (2002) by Richard Scalzo and Michael Cronin

Traditional Western Herbalism and Pulse Evaluation: A Conversation (2015) by Matthew Wood, Francis Bonaldo, and Phyllis Light

Way of Herbs, The (1980, 1998) by Michael Tierra, L.Ac, O.M.D.