0 
24. P. asperula J. Smith Enum. fil. Philipp. n. 115 in J. W. Hook. 
Journ. bot. 1841. 
Klong Son, terrestrial in damp jungle. 
Area: Scattered and rather rare from Assam to the Philippines. Earth- 
fern. 
25. DP. tripartita Sw. 
P. marginata Bory. 
Koh Kahdat, terrestrial in the jungle. 
Area: Frequent from S. India and 8. China to Polynesia and N. Australia. 
Also in E. and W. trop. Africa. Earth-fern in forests. 
Blechnum L. 
96. B. orientale L. 
Klong Munsé. along riverbanks in the edge of the jungle. 
Area: Very common from India and S. China throughout the Malayan 
region. to N. Australia and Polynesia. A large earth-fern of open grounds. 
Brainea J. Sm. 
27. B. insignis Hook. Synops. Ed. II, 390. 
Nipple, about 2000 ft., in open jungle. A small (1—2™), handsome fern-tree. 
Area: A small fern-tree from Assam (Chittagong) to Tonkin (Bon, Billet), 
S. China: Hongkong, Yunnan (Henry). Our Siamlocality is a good connecting 
link between the older stations of this curious fern, whoxe relation to Blech- 
num is well determined. 
Stenochlaena J. Smith. 
28. §. palustris (L. sub Polypodio). 
Lem Dan, Koh Lom, climbing on trees in open jungle and also in the 
sea-shore on rocks or sandy ground. : 
Area: A frequent gigantic creeper on trees in the forests from N. and 
S. India, 8. China throughout the Malayan region to N. Australia and Polynesia. 
Lomariopsis Feée. 
28. LL. sorbifolia (L. Spec. plant. 1596 sub -derosticho). 
Climbing on trees in the jungle, Klong Munsé, Koh Chang Noi. 
Area: A very frequent large creeper of nearly all tropical countries. 
Asplenium L. 
30. A. laserpitiifolium Lamarck Encycl. Il, 310. 
Koh Kahdat, epiphytic in open jungle. 
Area: A earth-fern of the whole Malayan region from Assan to N, Au- 
stralia and Polynesia. 
