— 106 — 
Throughout the island in the jungle on tall trees.) 
Area: Malay Peninsula through the larger Sunda-Islds. to the Philippines. 
Drynaria Bory. 
19. D. Linnaei Bory Ann. Sc. Nat. 1,5, 464, Tab. 12. 
Abundant throughout the island, epiphytic. 
Area: Epiphytic on large trees. Malayan region from Ceylon to N. Au- 
stralia and E. Polynesia. Scattered and rather difficult to distinguish from the 
more common D. quercifolia (L). 
Adiantum L. 
90. A. Bonii Christ in Journ. de Botanique 16. Apr. 1894. 
Nipple, on rocks in the jungle, ascending to 2000 ft. 
Area: A species of rather weak characters, allied to some other species 
of E. Asia; gathered in Tonkin by Pére Bon. 
Onychium Kaulfs. 
21. 0. auratum Kifs. 
Terrestrial in open jungle near Lem Dan. 
Area: An earth-fern of open grounds from N. India, S. China and the 
Malayan region to the Philippines. 
Pteris L. 
22. P. quadriaurita Retz. ; 
Our plant is the lusus bicolor, with a white area along the rachises. 
Klong Sarlakpet, dry riverbed in the jungle. 
Area: Tropical regions of the World, common, earth-fern of open grounds. 
var, biaurita (L. as a species). 
Plains at Lem Dan, in dry, clayey soil. 
Area. With the precedent. 
var. Grevilleana (Wall. Catal. 2680 as a species). 
Differing from the type by a short deltoid and 5-partite barren frond 
and an elongated almost normal fertile one. 
Terrestrial in open ground near Lem Dan. 
Area: Scattered through the Monsoon-region. 
23. P. longifolia L. 
Lem Dan, terrestrial in the edge of the jungle. 
Area: Very frequent in all tropical, subtropical and warmer regions of the 
world to the S. shores of the Mediterranean. Earth-fern. 
1) Specimens named by Johs. Schmidt. 
