Nicholson, Barbara. <br/><br/>
The Oxford book of flowerless plants: ferns, fungi, mosses and liverworts, lichens, and seaweeds; 
illustrations by B. E. Nicholson, text by Frank H. Brightman. 
 - London,  Oxford U.P.,  1966. 
<br/><br/>Bibliography: p. 201. 
<br/><br/><label>ISBN: </label> 45/- 
<br/><br/><label>LCCN: </label>66076521 //r852 
<br/><br/><label>Nat. Bib. No.: </label>B66-19363 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptogams -- Great Britain.--Cryptogams -- Great Britain.<br/>Botany -- Great Britain.--Botany -- Great Britain.
<br/><br/><label>LC Class. No.: </label>QK513.G7  / N5 
<br/><br/><label>Dewey Class. No.: </label>586.0942