Benson, Lyman David,  1909- <br/><br/>
Plant classification / 
Lyman Benson ; principal plant dissections and ill. by Jerome D. Laudermilk. 
 - New Delhi :  Oxford & Publishing Co.,  c1976. 
 - xiv, 688 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Classification.
<br/><br/><label>LC Class. No.: </label>QK97  / B45 1976