KEYS TO THE FERNS OF BORNEO 33I 
2. A. PHILIPPENSE L. 
A. Innulatum Burm. 
North Borneo. 
Tropics. 
3. A. uiaphanum Bl. 
Dutch Borneo, North Borneo. 
Malaya to India and New Zealand. 
4. A. SERRATIFOLIUM V. A. V. R. 
Dutch Borneo. 
Endemic. 
5. A. PULCHERRIMUM Copel. 
Sarawak (Mt. Penrissen). 
Endemic. 
6. A. hosei Baker. 
Sarawak. 
Endemic. 
7. A. CAPILLUS-VENERIS L. 
North Borneo (Kudat, Jesselton, Khota Belud). 
Cosmopolitan. 
8. A. stenochlamys Baker. 
Sarawak, British North Borneo. 
Endemic. 
13. HYPOLEPIS Bernhardi. 
H. tenuifolia (Forst.) Bernh. 
Mt. Kinabalu, Paka cave (coll. Topping). 
Malaya to China and New Zealand. 
The Kinabalu specimen is not typical H. tenuifolia , 
but is an Alpine modification, different, however, from 
H. alpina of Java. 
14. PAESIA St. Hilaire (?) 
A sterile plant, collected by« Topping on the Marai- 
parai spur of Kinabalu, seems to be either a new species 
of Pcesia or the representative of a new genus. 
