Watson E Vernon <br/><br/>
British mosses and liverworts 

 - London  CUP           1975 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>50999 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Bryophyta<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I3:12.3, J5