Bell, Peter R. The diversity of green plants / Peter R. Bell and Christopher L.F. Woodcock - 2nd ed. - [London] : Edward Arnold, 1971 - 374 p. : ill. ; 22 cm. - A series text in contemporary biology . ISBN: 0713123524 LCCN: 72-181044 Subjects--Topical Terms: Botany--MorphologyPlants--ReproductionPlants--Evolution