Pierre and DéLia Vignes Author & Illustrator

François Couplan is an ethnobotanist and specialist of the traditional uses of wild and cultivated plants. Gerard Debuigne is a doctor who specialises in phytotherapy and nutrition.
|François Couplan is an ethnobotanist and specialist of the traditional uses of wild and cultivated plants.|Gérard Debuigne is a doctor who specialises in phytotherapy and nutrition.
|Pierre and Délia Vignes are botanists and photographers who have produced the incredible black photographic plates.