Rushforth, Samuel R. The plant kingdom : evolution and form / Samuel R. Rushforth. - Englewood Cliffs, N.J. : Prentice-Hall, c1976. - xiii, 348 p. : ill. ; 29 cm. Includes bibliographies and index. ISBN: 0136804055 LCCN: 75023463 Subjects--Topical Terms: Botany. LC Class. No.: QK47 / .R913 Dewey Class. No.: 581