Singh, S.K. Srivastava, Seema. Textbook of angiosperms Vol.2. S.K. Singh - 1R. ed - Delhi Campus Book International. 2008 - pg. Includes index and bibliography. ISBN: 978 81 8030 139 1 Subjects--Topical Terms: Angiosperms. Angiosperms. Dewey Class. No.: 580/S617t