Lawrence, George Hill Mathewson, 1910-
Taxonomy of vascular plants / by George H. M. Lawrence. - New York: Macmillan, 1951. - xiii, 823 p. : ill. ; 21 cm.
Includes bibliographical references and index.
51007352
GB52-10674
Plants--Classification.
QK93 / .L38
587 / L421
Taxonomy of vascular plants / by George H. M. Lawrence. - New York: Macmillan, 1951. - xiii, 823 p. : ill. ; 21 cm.
Includes bibliographical references and index.
51007352
GB52-10674
Plants--Classification.
QK93 / .L38
587 / L421