Stewart, Wilson N. (Wilson Nichols), 1917- <br/><br/>
Paleobotany and the evolution of plants / 
Wilson N. Stewart. 
 - Cambridge :  Cambridge University Press,  1983. 
 - 405 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleobotany.<br/>Plants--Evolution.