Fifty years of botany :  Golden jubilee volume of the botanical society of america / 
Ed. by William Campbell steere. 
 - xiii, 638 páginas 
<br/><br/> "most of the forty papers... appeated as special papers in volume 43 and 44 of the american journal of botany". 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica
<br/><br/><label>LC Class. No.: </label>QK81  / B697