Lawrence, George H. M. <br/><br/>
Taxonomy of vascular plants 

 - New York  MacMillan Company  1951 
 - xiii,823p.  ill.  22cm. 
<br/><br/>Includes bibliographical references<br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany<br/>vascular plants
<br/><br/><label>LC Class. No.: </label>BOT QK93.L38