Scarce plants in Britain / 
compiled and edited by A. Stewart, D.A. Pearman and C.D. Preston. 
 - Peterborough :  Joint Nature Conservation Committee,  1994. 
 - 515p. 
<br/><br/><label>ISBN: </label>1873701667 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rare plants--Great Britain.