Hitchcock, A.S. . Methods of Descriptive Systematic Botany / Textual Documents A.S. Hitchcock. - 2nd ed. / - New York : John Wiley & Sons , C1925. - vii,216p. : ill ; 22cm . Index ISBN: HB Subjects--Index Terms: Botany G-Botany G-Botany Dewey Class. No.: 582 / H 631 M