Ferns of British India and Ceylon. 



39 



present in Ceylon or S. India, the Ceylon plant being identical with 

 the Nilgiri T. neilgherrense. 



6. Trichomanes parvulum. (Poirct.) Rhizome wide-creep- 

 ing, interlaced ; stipe i inch long, wiry, slender, tomentose below; 

 frond \ to i inch each way, orbicular in general outline, cuneate or 

 truncate at the base, fiabellately cut about half-way down from 

 the outer edge in the direction of the base into narrow irregular seg- 

 ments ; veins close, prominent, so that the frond, when dry, appears 

 channelled ; dichotomous at a very small angle ; spurious venules 

 numerous ; sori 4-6, terminal on the central segments, the tube 

 quite sunk in the frond, the mouth dilated at the sides. Hook, 

 Syn. Fil.p. 75. Bedd. F. S. I. t. 179. 



Nilgiris. 



(Also in Japan, China, Java, Polynesian Islands, Madagascar, 

 Johanna Island, and the Moluccas.) 



7. Trichomanes proi.if.rum. (Blume.) Rhizome wide-creep- 

 ing, interlaced ; stipe 1-2 inches 

 long, slender, bearing 1-3 deeply 

 divided fronds about 1 inch broad 

 each way, ovate - lanceolate to 

 roundish ; segments narrow dicho- 

 tomously branched, divided down 

 nearly to the central rachis ; veins 

 numerous, irregular; sori 4-12, 

 terminal, the tube quite sunk, the 

 mouth obscurely two-lipped ; re- 

 ceptacles exserted. Hook. Syn. Fil. p. 76. Bedd. F. S. I. i. 262. 



Nilgiris, west slopes, 3,000 feet ; Travancore Hills, Ceylon. 



(Also in Java and the Philippine Islands.) 



N°I9. 



TRICHOMANES DIGITATUM. 



(Sw.) 



8. Trichomanes digitatum. (Swartz.) Stipe very slender, 

 naked, \ inch long; frond 1 2 inches long, \— l inch broad, irregular 

 in general outline, divided down nearly to the base, or a broadly- 



