32. HUMATA. § 2. LEUCOSTEGIA. 295 



■ tho piunulao) i — ToxLuro horbaooouo i otipoo, jaohiooo and oiirfaooD glanduloco 



(25) H. nephrodioideiS, «. ^. «. IC.; Davallia nephrodioides, Bk., 

 Journ. of Linn. Soc, Bot., XXIV, 257 ; C. Chr., Ind. Fil. 



Rhizome wide-creeping, the scales fine, blackish, spreading, hair-like, pel- 

 tate at the base. Stipes stiffly erect, naked, + 15 c.M. long. Fronds 60—90 

 c.M. long, oblong-lanceolate, 20 — 25 c.M. iroad at the middle, 2-pinnate, hairy 

 on the costae (rachises), scaleless. Pinnae subpetiolate, lanceolate, the central 

 ones 2'/2 — 3'/j c.M. broad, the lower rather smaller, all except the lowest 

 cuneate-truncate on the lower side at the base. Pinnulae multijugate, oblique, 

 oblong-lanceolate, 3 — 5 m.M. broad, cut '/I'^^Y down into close, ascending, 

 lanceolate lobes. Veins 1 to each final lobe, with a small medial sorus; 

 indusium naked, subreniform, small. 



Borneo. 



33. ^X-dROPHOIiXJS, Presi. 



' Sori roundieb) eubmarginal, torminal on a v e inlet, which is springing ■■ 



from the middle of the fertile vein. Indusium broadly ovate, attached^ 

 inner side of the sorus, free at the sides, opening outwardly. 



Rhizome erect. Stipes tufted, not articulate to the r^iefoie. Fronds 

 much divided; veins free. Diels, in Engl. & Prantl., N3>/Tfl.Fam., V, 163, 

 89, D— F. 



Malaya, Northern India. 



• A. nodoSUS, Pr., Chym, Fai-nkr. d. Erde, 285; Bedd., Ferns Br.I., 

 I, lab. XCUI; A. slipellalusylloore, G. Chr., Ind. Fil.; Davallia nodosa. Hit., 

 Rac, Flor. Btz., I, 130;/^ var. alpinus, Christ, Ann. Btz., XV, 89. 



Rhizome shorj^/erect, the scales large, ovate or oval, entire, membrana- 

 ceous. Stipes/tMted, 50—100 c.M. long, strong, erect, scaly below. Fronds 

 deltoid-ov^i^e'i— 120 c.M. long, to 80 c.M. broad, 3 — 4-pinnate. Pinnae 

 ^te, sessile or short-stalked, the rachis glandular at the base, lower 

 + 1'^— '?i'^ "^^ v.i-nari — P ii »uil i ie lanceo l atej the rachi s glandular 



