Nicholson, B. E <br/><br/>
The Oxford book of flowerless plant :  ferns, fungi, mosses and liverworths, lichens and seaweeds / 
Illustrations by B.E Nicholson, text by Frank H. Brightman 
 - Oxford :  Oxford University Press,  1966 
 - 208 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliography and indexes 
<br/><br/><label>ISBN: </label>0199100047 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptogams--Great Britain.<br/>Botany--Great Britain