Farmer-Knowles, Helen. The healing plants bible : the definitive guide to herbs, trees and flowers / Helen Farmer-Knowles. - London : Godsfield, c2010. - 400 p. : col. ill. ; 17 cm. Includes index. ISBN: 1841813907 (pbk.) 9781841813905 (pbk.) Subjects--Topical Terms: Plants--Therapeutic use.Naturopathy--Popular works. Dewey Class. No.: 615.321 / FAR 2010