Benson, Lyman David,  1909- <br/><br/>
Plant classification / 
Lyman David Benson ; principal plant dissections and illustrated by Jerome D. Laudermilk 
 - Boston :  D. C. Heath,  c1957 
 - 688 p. :  ill. ;  24 cm. 
<br/><br/> Glossary : p. 651-666  Includes index 
<br/><br/><label>ISBN: </label> USD 9.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Classification
<br/><br/><label>Dewey Class. No.: </label>580.12