﻿14. DENNSTAEDTIA. 143 



side, the lower ones forked, the upper ones simple. Sori small; the outer 

 side of the indusium large, naked, semiorbicular. 



Malacca, Borneo. 



(S^i D. fimitllii, Moore, Ind., 508; Dicksonia Smithii, Hk., Hk. Bk., 

 Syn. Fil., 54; Hk., Spec. Fil., I, tab. XXVIII, D. 



Lower pinnae 18 — 30 c.M. long, 7 — 10 c.M. broad. Pinnulae linear, 

 acuminate, cut down to the rachis throughout into several or more numerous, 

 narrow, obovate or oblong segments. Lower segments (leaflets) ± I'^^j^mM. 

 long, + 5 m.M. broad, the base more or less obliquely cuneate, the edges 

 slightly inciso-pinnatifid. Rachis and under surface tomentoso-glandular; tex- 

 ture + coriaceous. Sori 2 — 8 to a leaflet; indusium subglobose, cup-shaped. 



Celebes, Philippines. 



« (6) D. scabra, Moore, Christ, Parnkr. d. Erde, 312; D. delloidea, 

 Moore Bedd., Ferns S.I., tab. CCLVIII; Dicksonia scabra, Wall., Hk. Bk., Syn. 

 Fil., 54; Hk., Spec. Fil., I, tab. XXVIII, B; Dick, delloidea, Hk., 1. c, tab. 

 XXVIII, A; Davallia celebica, Christ, Fil. Saras., IV, 426. 



Rhizome creeping. Stipes scattered, reddish, more or less hairy. Fronds 

 20 — 80 c.M. long, deltoid or lanceolate. Pinnae lanceolate, the largest 10 — 20 

 c.M. or more long. Pinnulae + 4 c.M. long, 1 — 2 c.M. broad, cut down 

 nearly or quite to the rachis into several, pinnatifid, oblong or lanceolate- 

 rhomboidal segments. Texture herbaceous; rachis and under surface more 

 or less hairy. Sori small, 2 — 6 or more to a segment, terminal on the lobes. 



Malaya; India, Ceylon, China, Japan, Formosa. 



(7) D. samoensiiS, Moore, Ind., 307; Dicksonia samoensis, Bk., 

 Hk. Bk., Syn. Fil., 462; Dick, delicata, MuelL, Pap. PL, IV., 77. 



Fronds ample, 4-pinnatifid ; rachises thinly pilose. Lower pinnae 30 

 c.M. or more long, lanceolate-deltoid. Pinnulae and segments close, lanceolate- 

 deltoid, distinctly stalked, cuneate-truncate on lower side at the base, quater- 

 nary lobes close, oblong, blunt, 1 — 2^^ m.M. broad, crenato-pinnatifid. Tex- 

 ture membranaceous; ribs beneath hairy. Sori minute, placed at the base of 

 the ultimate sinuses; valves of the indusium equal, hemispherical, glabrous. 

 Rhizome creeping? 



New Guinea; Polynesia. 



* (8) O. JaTanica, Christ, Bull. Herb. Boiss., 2« S^rie, IV, 617; 

 Dicksonia javanica, BL, Rac, Flor. Btz., I, 120; C. Chr., Ind. Fil. 



