FOSSIL PLANTS 



A TEXT-BOOK FOR STUDENTS 

 OF BOTANY AND GEOLOGY 



BY 



A. 0. SEWARD 



M.A., F.R.S., Hon. So.B. Dublin 



PKOFEBSOB OF BOTANY IN THE DNIVEKSITY J 

 MASTER OF DOWNING COLLEGE AND HONOKARY 

 FELLOW OP EMMANUEL COLLEGE, CAMBKIDGE 



WITH 190 ILLUSTRATIONS 



VOLUME IV 

 GINKGOALES, CONIFERALES, GNETALES 



CAMBRIDGE : 



AT THE UNIVERSITY PRESS 



1919 



