32 
COPELAND. 
2. Raehis glabrous beneath. 
3. Costae strigose beneath. 
4. Segments 2 to 3 mm apart 84. C. cyclodonta 
4. Segments close 85. G. andersoni 
3. Costae very scaly beneath .. 86. G. Icingii 
3. Costae glabrous beneath or slightly scaly. 
4. Indusium at first evident and complete. 
5. Costae subscaly beneath, sori costular. 
6. Segments entire, lamina somewhat glaucous beneath. 
87. G. brunoniana 
6. Segments serrate. 
7. Racliis spiny. 
8. Indusium promptly evanescent 88. G. decipiens 
8. Indusium more persistent 89. G.spmulosa 
7. Racliises not spiny 90. G.mearnsii 
5. Costae glabrous beneath, sori niedial. 
6. Dried fronds dark-green above. 
7. Pinnules pinnate 91. G.saccata 
7. Pinnules pinnatifid 92. G. runensis 
6. Dried fronds whitish above 93. G. leucophaes 
4. Indusium a ring around base of sorus 94. G. junghuhniana 
4. Indusium wanting. 
5. Costae glabrous above 95. C . mertensiana 
5. Costae more or less hairy above. 
6. Racliises unarmed 96. C. ornata 
6. Racliises pustulose or spiny. 
7. Pinnules not more than 9 cm long. 
8. Dried frond brown above 97. G. dementis 
8. Dried frond dark-green above. 
9. Costae glabrous beneath 98. G. fauriei 
9. Costae sparsely scaly beneath 99. G. confucii 
7. Pinnules 10 cm or more long. 
8. Paleae at base of stipe white 100. G. contaminans 
8. Paleae at base of stipe brown 101. G.fenicis 
1. Cyathea sinuata Hook. & Grev. 
Caudex 1 m high ; fronds undivided, 60 to 90 cm long, 3 to 6 cm 
broad, sinuate, short-stipitate. 
Ceylon, known in a single forest. 
2. Cyathea moluccana R. Br. (G. Brunonis Wall., Hook.). 
Trunk short; stipe 30 to 60 cm or more long; fronds 60 cm long, or 
sometimes much larger; pinnae entire or nearly so, 15 to 35 cm long, 
caudate-acuminate, oblique at base and short-stalked. 
Malay Peninsula and Archipelago, at low altitudes; unknown in the Philippines. 
3. Cyathea hookeri Thwaites. 
Small but arborescent, trunk 3 to 4 cm thick; stipe short, black, 
muricate at base and subpaleaceous ; frond 60 to 90 cm long, 10 to 13 
cm broad, pinnate; pinnte with broad base auricled on both sides, nar- 
