The classification of flowering plants vol.1  Gymnosperms and monocotyledons 
Alfred Barton Rendle 
 - 2nd 
 - London  Cambridge university  1971 
 - xvi,412p. 
<br/><br/><label>ISBN: </label>0 521 060567  Rs. 1902.80 
<br/><br/><label>Dewey Class. No.: </label>580  / R397