Venkataraman, P <br/><br/>
Manual of pteridophyta 

 -  United Publishers, Mangalore  1974 
 - 168 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta; Botany
<br/><br/><label>Dewey Class. No.: </label>587  VEN-M