Ferns of British India and Ceylon. 45 



which are copious small areoles with free included veinlets ; sori 

 small, copious ; indusium peltate, rather persistent. 



Perak, Goping. (Dr. King" 1 s collectors , No. 975.) Habit of 

 platanifolia, a Javan species, but fronds much more divided ; 

 possibly only a more simple form of vastum. 



2. Aspidium vastum. Mr. Mann informs me that in Assam 

 this fern has an erect rhizome and tufted stipes. Dictyopteris 

 heterosora Baker is a synonym here. Perak. (King, No. 382.) 



2A. Aspidium angulatum. (J. Sm.) Stipe 1-2 feet long, 

 glossy, ebeneous, scaly below : fronds 1-2 feet long, pinnate with 

 a large cordate oblong entire or deeply 3-lobed terminal pinna 

 8-10 inches broad at base, and 1-2 lateral ones on each side, the 

 lowest ones 6-12 inches long, often deeply 2-3 lobate, texture 

 papyraceo-herbaceous, midrib glossy ebeneous ; primary veins 

 prominent and distinct to the edge, areoles copious, with free 

 included veinlets ; sori very small, scattered, very abundant, 

 involucre minute. Hook. Syn. Fil. 251. 



Perak ( Scortcchini) ; Goping, Perak (King'* s collector, No. 586). 



(Also in Java and Sumatra.) 



3. Aspidium subconfluens. Balipara Forest, Darrang, 

 Assam. (Mann.) 



5. Aspidium subtriphyllum. Mr. Parish collected specimens 

 in Tenasserim with fronds 3 feet long by 2\ feet broad across the 

 lower pinnce. Perak, 500-800 feet alt. (King, No. 457, 4,713, 

 and 5,908.) 



6. Aspidium variolosum. Perak. (Scortcchini. King, 

 No. 4,862.) Mergui. Some Birmese examples have a decumbent 

 rhizome. 



7. Aspidium polvmorphum. Perak, 2,000 feet alt. (Day.) 

 There is a specimen of the form with contracted fertile fronds 



and large ->ori in the Herbarium of the Natural History Museum 



