Smith, Gilbert Morgan Cryptogamic botany. - 2d ed. - New York McGraw-Hill 1955. - 2 v. illus. 24 cm. - McGraw-Hill publications in the botanical sciences . Includes bibliography. LCCN: 54008808 /L Subjects--Topical Terms: Cryptogams.Botany--Morphology. LC Class. No.: QK505 / .S6 1955 Dewey Class. No.: 586