Clapham A R <br/><br/>
Excursion flora of the British Isles / 
A. R. Clapham 
 - 2nd ed. 
 - London:  Cambridge U.P.,   1968. 
 - xxv, 586 p 
<br/><br/><label>ISBN: </label>521046564 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--British Isles
<br/><br/><label>LC Class. No.: </label>QK306  
<br/><br/><label>Dewey Class. No.: </label>581.941