Sharma, O P., <br/><br/>
Pteridophyta. 

 - 1st ed. 
 - New Delhi. :  McGraw Hill Educations,  2017. 
 - xix ; l.12 p.  PAPER BACK  23cm. 
<br/><br/> Bio-Technology 
<br/><br/>Contents<br/>Introduction<br/>2. Development of Pteridology in India<br/>3. Threatened Pteridophytes of India: Handle then with care<br/>4. Economic Importance of Pteridophytes<br/>5. Classification of Pteridophytes<br/>6. Psilophytopsida<br/>7. Psilotopsida<br/>8. Lycopsida : Protolepidodendrales<br/>9. Lycopsida: Lycopodiales<br/>10. Lycopsida: Lepidodendrales. 
<br/><br/> Pteridophyta. 
<br/><br/><label>ISBN: </label>9781259003349 
<br/><br/><label>Dewey Class. No.: </label>587  / SHA.