Scagel, Robert F. <br/><br/>
An evolutionary survey of the plant kingdom 

 - Belmont, Cal. :  Wadsworth,  1965 
 - 658 p.  : ilus. 
 - The Wadsworth botany series .
 - The Wadsworth botany series .
<br/><br/><label>LCCN: </label>55412 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolución (Plantas)
<br/><br/><label>Dewey Class. No.: </label>581.38  / S2