Stebbins, G. Ledyard <br/><br/>
Variation and evolution in plants 

 - New York  Columbia U.P.  1950 
 - xix,643 p.  Illustration 
 - Columbia Biological Series, No.16 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIFE SCIENCE
<br/><br/><label>Dewey Class. No.: </label>575.2  / STE