Stewart, Wilson N.  1917- <br/><br/>
Paleobotany and the evolution of plants 
Wilson N. Stewart 
 - Cambridge  Cambridge University Press  1983 
 - x, 405 p.  ill.  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleobotany<br/>Plants--Evolution
<br/><br/><label>Dewey Class. No.: </label>561