Bierhorst David W Morphology of vascular plants Bierhorst David W - New York The macmillan company London 1971 - 560p. cm. - (The Macmillan biology series; Ed. Norman H.Giles and Johan G. Torrey) . Standard No.: 78572 Source: Textual Subjects--Topical Terms: BOTANY Dewey Class. No.: I4:2, L1