Centres of plant diversity : a guide and strategy for their conservation /
edited by S.D. Davis, V.H. Heywood, and A.C. Hamilton.
- Cambridge, U.K. : World Wide Fund for Nature (WWF) and ICUN - World Conservation Union, 1994-1997.
- 3 v. : ill., maps ; 31 cm.
Includes bibliographical references and indexes.
v. 1. Europe, Africa, South West Asia, and the Middle East -- v. 2. Asia, Australasia, and the Pacific -- v. 3. The Americas.