788 APPENDIX. 1. CYATHEA. 



caudate, incised to the costa (rachis ?), the lowest segments distinct, narrowed 

 at the base, the others pectinate, close, + 20, falcate, hroadly linear, bluntish, 

 + 1 cJI. long, + 4 m.M. broad, crenato-serrulate. Texture coriaceous; 

 upper surface black-green, lower very pale, but not glaucous; secondary and 

 tertiary rachises sparingly clothed with brown, furfuraceous, scattered scales; 

 costulae rufous, densely rufo-puberulous on the upper side ; veins black, distinct, 

 2 — 3-furcate, + 11 on each side. Son + 4 on a side, costular; indusiuni 

 ])ale-green, long-persistent. 

 Luzon. 



* (35) C celebica, r. ^. «. jr. — Insert. Bull. Dep. Agr. I. N., 

 4908, XVin, 2. 



(54) C. tripinnata, Copel., Philipp. Journ., I, Suppl., 251. 

 , Stipes ± 60 c.M. long, black-purple, prickly, densely fulvo-tomentose like 

 I lie rachis, the base hidden among the long, linear, whitish-stramineous scales 

 of the trunk, the prickles scattered, acute. Fronds + 2 M. long, + 1*/, 

 M. broad, 3-pinnate. Central pinnae largest, + 80 c.M. long, + 22'/, c.M. 

 broad, abruptly acute. Pinnulae 2 — '2^j^ c.M. broad, abruptly acuminate. Ter- 

 g tiary segments sessile, ± 3 m.M. broad, the base cordate, the edge serrulate, 



I the apex subacute, the higher ones adnate at the base. Texture herbaceous; 



§; surfaces naked, but the under side scaly on the costae and sometimes on the 



«2 veins. Sori costal, ± 5 on each side, occupying the central veins; indusium 



^ whitish-stramineous, thin, soon breaking down into persistent, sericeous frag- 



ments. — Near C. arachnoidea, Hk. and celebica, v. A. v. R.; the latter 

 has the tertiary segments pinnate at the base. 

 Luzon, Mindoro. 



4^ 



a. HEMITELL^, R. Bt-otcn. 



(2) H. capensis, K. J»f. — insert as a synonym : Polypodium 

 capense, L.f., (oldest name). 



• (4) H. sumatraua, r. ^. «. a. _ insert: Bull. D(5p. Agr. I. 

 N., i908, XVni, 2. 



