Survival or extinction  proceedings of a conference held at the Royal Botanic Gardens, Kew, entitled the practical role of botanic gardens in the conservation of role plants and threatened plants, 11-17 Sept. 1979 
edited by Hugh Synge and Harry Townsend 
 - Kew,England  The Bentham-Moxon Trust  1979 
 - 250pages:    illustration, :   24cm. 
<br/><br/><label>ISBN: </label>0950487627 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant conservation--Congresses<br/>Botanical Gardens--Congresses