Vasishta, P. C. <br/><br/>
Vascular Cryptogams 
Pteridophyta 
 - New Delhi  S. Chand & Co. (Pvt.) Ltd.  1971 
 - 462 
<br/><br/><label>Subjects--Personal Names: </label> Botany 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany