Vetiveria: The Genus Vetiveria - Google Books

http://books.google.de/books?id=SMXV-FFQlpcC&pg=PA8&dq=identical+synthetic+substances

Vetiveria is one of the most versatile genera in plant kingdom. For example, the species Vetiveria zizanoides produces oderous roots from which a precious essential oil is distilled and used in a variety of applications from perfumery to ethnopharmacology.…