Stewart, Wilson N. . <br/><br/>
Paleobotany and the evolution of plants /  
Wilson N. Stewart and Gar W Rothwell. 
 - Cambridge :   Cambridge University Press ,   1993. 
 - 521p. :   ill.figs,tables ;   23cm .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label> NULL (Pb) 
<br/><br/><label>Subjects--Index Terms: </label>PALEOBOTANY 
<br/><br/><label>Dewey Class. No.: </label>561  / STE/P