71. POLTPOWUM. § 1. EUPOLYPODIUM. d. PINNATAE. 895 



e'.e'. Pinnae undulate, subacute. Stipes clothed with- fuscous 

 hairs. (1006) P. macrum. 



d'.d'. Pinnae serrate or toothed. 



:*;. Pinnae adnate at the base. (101a) P. halconense. 



5(;.^. Pinnae not adnate at the base. (1016) P. harpophyllum. 



• (55) P. istreptopbyllum, nu., Journ. of Bot., XVII, 42. 

 Fronds subsessile, densely tufted, linear, 7 — 10 c.M. long, + 5 m.M. 



)road, cut down to the rachis into very .numerous, ligulate, entire, slightly 

 wisted, adnate, contiguous pinnae ± '/j m-M. broad, with a single medial 

 fein; lower pinnae gradually reduced. Texture firm; colour green; surfaces 

 laked. Sori solitary and terminal on the pinnae, j protected by the reflexed edges. 

 Borneo, Singapore. 



(56) P. triangolare, Scoft., Bedd., Journ. of Bot., XXY, 324, tab. 

 ^CLXXVIII, fig. 1. 



Rhizome erect, short, scaly. Fronds tufted, subsessile, linear, narrowed 

 it both ends, 15 — 20 c.M. long, ± 5 m.M. broad, cut down to the rachis into 

 listichous, obliquely triangular pinnae; barren pinnae obtuse, the fertile ones 

 icute ; upper surface convex, lower flat. Texture coriaceous ; - surfaces naked, 

 he lower whitish; veins hidden. Sori solitary, terminal, sunk in a deep 

 )it near the apex of the higher, pinnae, the edge on both sides of the sorus 

 olded inwards. 



Malacca. 



* (57) P. snbtriangalare, «. A. ». n.. Bull. D6p. Agr. I.N., dOOS, 

 iYlII, 20. 



Fronds tufted, subsessile, linear, narrowed at both ends, 7'/2 — 15 c.M. 

 ong, + 5 m.M. broad, cut down to the rachis into distichous, oblique, oblong, 

 )lunt pinnae 1 — I'/j m.M. broad, dilated at the base; upper surface convex, 

 ower flat; edge of the barren pinnae slightly recurved.. Texture coriaceous; 

 urfaees naked, but the costa slightly clothed beneath with scattered, reddish, 

 leciduous hairs; veins hidden. Sori confined to the upper half of the frond, 

 olitary and terminal on the segments, deeply sunk in longitudinally oblong 

 avlties, occupying the upper half of the segments, the inner edge of each 

 lavity forming with the much recurved, meeting lateral edges a subcylindri- 

 al hollow quite enclosing the sorus when young. 



Amboyna (Boerlage).^. 



