Sporne, K. R. <br/><br/>
The morphology of pteridophytes :  the structure of ferns and allied plants / 
K.R. Sporne. 
 - [2nd ed]. 
 - London :  Hutchinson University Library,  [1966]. 
 - 192 p. :  ill. 
 - Hutchinson university library. Biological science. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta.<br/>Botany--Morphology.