4O4 KEYS TO THE FERNS OF BORNEO 
86. P. CERATOPHYLLUM Copel. 
Sarawak (Mt. Poe). 
Local. 
87. P. paucijugum v. A. v. R. 
Dutch Borneo. 
Endemic. 
88. P. COMMUTATUM Bl. 
P. affine Bl. 
Sarawak, North Borneo. 
Malaya. 
89. P. ebenipes Hook. 
North Borneo. 
Northern India, Yunnan. 
90. P. palmatum Bl. 
Common. 
Malaya. 
P. angustatuin Bl. is the pinnate form of this species. 
91. P. macrochasmum Baker. 
Kinabalu. 
Java, Sumatra, Perak. 
92. P. PHYMATODES L. 
Common. 
Tropics and subtropics of the Old World. 
93. P. GRANDIDENTATUM Baker. 
Sarawak (Banting). 
Local. 
94. P. ithycarpum Copel. n. sp. 
Kinabalu. 
Endemic. 
95. P. LONGISSIMUM Bl. 
Sarawak, Dutch Borneo. 
Malaya to India, Formosa and Polynesia. 
