Plants  an evolutionary survey 
R. F. Scagel ... et al. 
 - Belmont, Ca.  Wadsworth Publishing Co.  1984. 
 - 757 p. : ill. ; 24 cm. 
<br/><br/><label>ISBN: </label>0534028020 
<br/><br/><label>LCCN: </label>83-24369 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptograms.<br/>Cryptograms--Evolution.<br/>Phylogeny (Botany).