﻿71. POLYPODIUM. § 1. EUPOLTPODIUM. d. PINNATAE. 895 



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

 hairs. (1006) P. macrum. 



d'.d'. Pinnae serrate or toothed. 



>tc. Pinnae adnate at the base. (101a) P. halconense. 



j^.^c. Pinnae not adnate at the base. (1016) P. harpophyllum. 



• (55) P. streptophyllum, su., Journ. of Bot., XVII, 42. 

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



broad, cut down to the rachis into very numerous, ligulate, entire, slightly 

 twisted, adnate, contiguous pinnae + V2 ^^■^^- broad, with a single medial 

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

 naked. Sori solitary and terminal on the pinnae. 

 Borneo, Singapore. 



(56) p. triangnlare, Scort., Bedd., Journ. of Bot., XXV, 324, tab. 

 CCLXXVIII, fig. 1. 



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

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

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

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

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

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

 folded inwards. 



Malacca. 



* (57) P. sabtriangalare, «. A, ». «., Bull. D^p. Agr. I.N., dOOS, 

 XVIII, 20. 



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

 long, + 6 m.M. broad, cut down to the rachis into distichous, oblique, oblong, 

 blunt pinnae 1 — P/i xn.M. broad, dilated at the base; upper surface convex, 

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

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

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

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

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

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

 cal hollow quite enclosing the sorus when young. 



Amboyna (Boerlage). 



