P C Vasishta <br/><br/>
Botany for Degree students:  Pteridophyta: Vascular Cryptogams Part IV 

 - 5  
 - New Delhi  S. Chand & Co. Ltd.  1992 
 - ix,509p.  HB  24x16cm. 
 -  Vol.4 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psilophyta<br/>Psilotales<br/>Lycophyta<br/>Sphenophyta<br/>Leptosporangiopsida
<br/><br/><label>Dewey Class. No.: </label>580/276   / VASB