Dittmer, Howard J. Modern plant biology [by] Howard J. Dittmer. - New York Van Nostrand Reinhold Co. [1972] - xiii, 658 p. illus. 25 cm. Includes bibliographies. LCCN: 72110116 //r85 Subjects--Topical Terms: Botany LC Class. No.: QK47 / .D47 Dewey Class. No.: 581