Bell, Peter R. <br/><br/>
Green plants :  their origin and diversity / 
Peter Robert Bell 
 - rev. ed. 
 - Cambridge :  Cambridge University Press,  1992 
 - 315 p. :  ill. ;  27 cm. 
<br/><br/> Rev. ed. of : The diversity of green plants, 3rd. ed. 1983 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0521438756  RM127.15 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany<br/>Botany--Classification<br/>Plants--Evolution<br/>Botany--Variation