Tab. XXXIII. 



A. Hymenophyllum pulchellum, Scklecht. — p. 91. 



Fig. 1. Upper extremity of a frond; nat. size. Fig. 2. Pinna 

 from the same ; magnified. Fig. 3. Sorus ; more magni- 



B. Hymenophyllum interruptdm, Kze. — p. 92. 



Fig. 1. Upper extremity of a frond; nat. size. Fig. 2. Sori; 

 magnified. Fig. 3. Single sorus ; more magnified. 



C. Hymenophyllum Berteroi, Hook. — p. 93. 



Fig. 1. Plant ; nat. size. Fig. 2. Segment, with sori ; magni- 

 fied. 



D. Hymenophyllum obtusum. Hook, et Am. — p. 93. 



Fig. 1. Plant; nat. size. Fig. 2. Segments; magnified. Fig. 

 3. Single sorus ; more magnified. 



