Kubitzki, Klaus, 1933-, ed. <br/><br/>
Flowering plants : evolution and classification of higher categories 

 - Viena  Springer  1977 
 - viii, 416 p.  il., tbls.; 23 cm. 
 - Plant systematics and evolution .
<br/><br/> \"Symposium, Hamburg, September 8-12, 1976\" 
<br/><br/><label>ISBN: </label>3211814345  
<br/><br/><label>Subjects--Topical Terms: </label><br/>SPERMATOPHYTA<br/>EVOLUCION<br/>FANEROGAMAS<br/>TAXONOMIA<br/>CLASIFICACION