Tab. II. 



Fig. 1. Villa ria Bensei. i\ A. v. H. *) 



a. Rhizome with fronds, 1 X- 



b. Transversal section of a fertile segment, 15 X- 



c. Rhizome scale, 10 X- 



d. Capsule with paraphyses, 25 X- 



e. Paraphyse, 100 X- 



Fig. 2. I iitaria piisiBla. Hl.x transversal section of fertile 

 fronds. 



a. After Mettenius. 



b. After a spécimen gathered in Java by Mr. J. J. Smith. 



c. After a spécimen gathered in Bornéo by Dr. Hallier. 



Fig. 3. Vittaria sulcata. Huhni transversal section of 

 fertile fronds. 



a. After Beddome. 



b-c. After spécimens gathered in Banca by Mr. Teysmann. 



*) See this Bulletin. 1908 r No. XVIII. page 19. 



