THE FERNS OF BORNEO. 3 
DIPTERIS. 
EE (Diptens) Dintens, Bl (Syn. Fil. xlin, 351) == Dipteris 
Horsfieldii, R. Br. Common in Sarawak from the sea- 
shore, and river-banks to 2000 ft. 
Distribution: Malaya, Polynesia. 
N. (Dipt.) quinquefurcutum, Baker, Jour. Linn. Soe. xxiv, 269. 
(352 * ). A new species which I received from Mr. 
Forstermann in 1886. He discovered it somewhere inland 
of Bintulu, Sarawak: it has not been again observed. 
P. CDipt.) bifurcatum, Baker (Syn. Fil. xviii, 853). Dipteris 
Lobbiana, Hk. Found on the banks of most rivers in 
Sarawak and North Borneo at some distance above the 
highest point to which the influence of the tide extends. 
Distribution : Malay Peninsula, Velebes. 
P. (Phym.) incurvatum, Bl. (Syn. Fil. xivili, 357). Mt. Matane 
and the Baram District, Sarawak. 
Distribution: Malaya, Himalayas. 
P, (Phym.) Phymatodes, L. (Syn. Fil. xlvili, 862.) Common in 
Sarawak. 
Distribution: Malaya, Ceylon; Tsus-Sima, Loo Choo, 
Formosa; N. Australia ; Mascaren Islands, Natal, Zambesi 
Land, Angola, Guinea coast. 
P. (Phym.) nigrescens, Blume, (Syn. Fil. xlvill, 868.) Quop, Mt. 
Matang’, and in the Baram District, Sarawak. 
Distribution : N. and 8. India, Ceylon, Malaya, Fiji, Samoa, 
Friendly Isles. 
P, (Phym.) affine, Bl. (Syn. Fil. xlviii, 364.) Paku, Upper Sara- 
wak, a limestone district. Sori as yellow as those of P. 
aureum Li. Distribution: Malaya, and Philippines. 
P. (Phym.) grandidentatum, Baker in New ferns Ann. Bot. Vol. 
v. 1891. (866%). Itis Cesati’s P. dilatatum var. grandi- 
dentatum, Fil. Beee. Born, p. 27. Baker considers it 
specifically distinct. I have only found it at Banting, 
Sarawak, where it was discovered by Beccari. 
