Bold, Harold Charles, 1909- The plant kingdom/ Harold C. Bold. - 4th ed. - Englewood Cliffs, N.J. : Prentice-Hall, c1977. - x, 310 p. : ill. ; 23 cm. - Prentice-Hall foundations of modern biology series . Includes bibliographical references (p. 299-301) and index. ISBN: 013680389X Subjects--Topical Terms: Botany. LC Class. No.: QK48 / B64 1977