Scott, Dukinfield Henry <br/><br/>
Studies in fossil botany Vol.1 :  Pteridophyta / 
by Dukinfield Henry Scott  
 - 3rd ed. 
 - New york :  Hafner Publishing Co.,  1962 . 
 - 434 p.  Hard Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fructification<br/>Lycopsida<br/>Cycadales
<br/><br/><label>Dewey Class. No.: </label>561  / DUK-S V.1