Perring, F. H. <br/><br/>
Critical supplement to the atlas of the British flora 

 - London :  Thomas Nelson and Sons Ltd ,  1968. 
 - 159p.  : 37cm. 
<br/><br/>Includes: index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany<br/>Atlas<br/>Britain
<br/><br/><label>LC Class. No.: </label>FOL QK306.P4