CLAPHAM, A.R et al <br/><br/>
Excursion Flora of the British Isles 

 - 2nd ed. 
 - London  Cambridge University Press  1975 
 - xxxv,; 585p. 
<br/><br/><label>ISBN: </label>0521046564 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>LC Class. No.: </label>QK306.C53