Bryophyte systematics / 
edited by G.C.S. Clarke and J.G. Duckett 
 - London :  Academic Press for the Systematics Association and the British Bryological Society,  1979 
 - xii,582p. :  ill, maps ;  24cm. 
 - The systematics Association special volume ;  no.14 .
<br/><br/> 'Proceedings of an International Symposium held at the University College of North Wales, Bangor  on 16-19 August 1978' - verso of half title page 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0121750507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bryophytes--Classification--Congresses