Nicholson, Barbara Evelyn <br/><br/>
The Oxford book of flowerless plants  ferns, fungi, mosses and liverworts, lichens, and seaweeds 
Barbara E. Nicholson illustrated by B.E. Nicholson text by Frank H. Brightman 
 - London  Oxford University Press  1966 
 - 208p. col. ill. 25cm 
<br/><br/>Bibliography: p.201 
<br/><br/><label>ISBN: </label>0199100047 
<br/><br/><label>LCCN: </label>66-76521 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptogams<br/>Botany--United Kingdom