KEYS TO THE FERNS OF BORNEO 395 
21. P. streptophyllum Baker. 
Sarawak, North Borneo, Dutch Borneo. 
Singapore. 
22. P. clavifer Hooker. 
Kinabalu. 
Mindanao, New Guinea. 
23. P. muscoides Copel. 
Kinabalu. 
Mindanao. 
24. P. gracillimum Copel. 
Kinabalu. 
Philippines, Java. 
25. P. cucullatum Nees et Blume. 
Kinabalu. 
Supposed to range from Ceylon to Fiji. 
P. cucullatum has been construed as including so 
wide a range of forms, of which the typical was one of 
the least familiar, that it is not at present practicable to 
define the range of it or of its immediate relatives. 
26. P. SUBPINNATIFIDUM Bl. 
Kinabalu. 
Java, Perak, Luzon. 
27. P. murudense Copel. n. sp. 
Sarawak (Mt. Murud). 
Local. 
28. P. ALTERNIDENS Cesati. 
North Borneo, Sarawak. 
Celebes. 
29. P. Merrittii Copel. var. poense. 
Sarawak (Mt. Poe). 
The species in Mindoro. 
30. P. minutum Bl. 
Kinabalu. 
Malaya. 
