Lowson <br/><br/>
Lowson's Textbook of Botany	  - 
Lowson 
 - 2 
 - London				  Bell & Hyman Limited  1990 
 - 685 
<br/><br/><label>ISBN: </label>8185274789					 
<br/><br/><label>Dewey Class. No.: </label>581  / LOW