51 
PL, ATE XT 
1. Portion of a rhizome & part of .a frond. 
2 . Part of a pinna, undersurface, enlarged 3 diam. 
3. Pinnule without sari, enlarged 3 diam. 
4. Soale6 from the 6tipes, enlarged 3 diam. 
5. Galls of the central part of a scale enlarged 35 diam. 
