Rayle, David <br/><br/>
Botany :  A Human Concern / 
David L. Rayle, Hale L. Wedberg . 
 - 2-d ed. 
 - Philadelphia :  Saunders College,  1980. 
 - 358 p. :  ill. 
<br/><br/><label>ISBN: </label>0-03-056753-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany