Cassells European Ferns 
1 
Vincent Brooks Day & Son Lith 
I OPHIOGLOSSUM VULGATUM. 2 OPHIOGLOSSUM LUSITANICUM. 
I* PORTION OF BARREN FROND SHOWING VENATION. I E PORTION OF FERTILE FROND. 
2* PO RTI 0 N OF BARREN FROND SHOWING VENATION. 2 B PORTION OF FERTILE FROND. 
I* & I • 6 TIMES NAT SIZE 2* & 2“ 4 Tl M ES NAT SI ZE 
