Botanical Survey of India <br/><br/>
Materials for the Flora of Bhutan 
Botanical Survey of India 
 - Calcutta  Botanical Survey of India   1973 
 - xii,278p.;  24cm. -- 
 - Records of the Botanical Survey of India, v.20,no.2 .
<br/><br/><label>Dewey Class. No.: </label>581.9541  / BOT