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PLATE V. 
1 Pvhi2oms8 frond, natural size. 
2. Ba.se of apmna, showing four pinnules with nature son, enlarged 3 diams. 
3. Fragment of a pinnule with 3” toothed lobes 8 son with their iudusia, enlarged 3 diaros. 
4 Young 3 or us with indusiam, enlarged 10 dia.ni 
5 Induaium flattened out, with the sporangia removed, enlarged 10 d tarns. 
6. Scale from the. apex of the rhizome. 
