KEYS TO THE FERNS OF BORNEO 403 
77 . P. ALBIDOPALEATUM Copel. n. Sp. 
Kinabalu. 
Endemic. 
78. P. leucophorum Baker. 
Sarawak, Dutch Borneo. 
Endemic. 
79. P. MELANOCAULOS V. A. V. R. 
Boundary of Dutch Borneo and North Borneo 
(Amdyah). 
Local. 
80. P. PUNCTATUM (L.) SwtZ. 
Sarawak, Dutch Borneo; probably everywhere. 
Palaeotropical. 
81. P. musifolium Bl. 
Sarawak, Dutch Borneo. 
Malaya, New Guinea. 
My Bornean specimens could be called P. mindan- 
ense Christ. 
82. P. LINGUAEFORME Mett. 
Sarawak. 
Amboyna to Polynesia. 
I have never seen real P. linguaeforme from Borneo 
or the Philippines. 
83. P. myriocarpum (Presl.) Mett. 
“ Borneo.” 
Philippines, Amboyna, Cochinchina. 
The Sarawak fern, which I have distinguished as 
P. sablanianum Christ, may as well be regarded as P„ 
myriocarpum. 
84. P. ZIPPELII Bl. 
Sarawak. 
Malaya to India. 
85. P. HETEROCARPUM BL 
P. zollingerianum Kze. 
Sarawak. 
Malaya. 
