Raven P H <br/><br/>
Biology of plants 

 - 2 
 -  1976 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>50293 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I, L6