Benson, Lyman David,  1909- <br/><br/>
Plant classification / 
Lyman Benson ; principal plant dissections and illustrations by the late Jerome D. Laudermilk 
 - 688 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plantas--Clasificación
<br/><br/><label>LC Class. No.: </label>QK95  / B43