KEYS TO THE FERNS OF BORNEO 
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2. D. DISSECTA (Forst.) O.K. 
Sarawak. 
Malaya to Madagascar, India and Polynesia. 
3. D. SUBSAGENIOIDES V. A. V. R. 
Boundary between Dutch Borneo and North Borneo 
(Amdyah). 
Endemic. 
4. D. GLABRIOR Copel. 
Sarawak (Bidi). 
Endemic. 
5. D. sparsa (Ham.) O.K. 
Sarawak (Mt. Dulit). 
Malaya to Mauritius, India and China. 
6 . D. aciculata (Baker) C. Chr. 
Sarawak (Mt. Matang). 
Endemic. 
A larger and scalier derivative of D. sarawakensis. 
7. D. multiseta (Baker) C. Chr. 
Sarawak (Mt. Matang). 
Endemic. 
8 . D. effusa (Sw.) Urban. 
Cultivated in Sarawak, teste Bonaparte. 
Native of tropical America. 
9. D. subarborea (Baker) C. Chr. 
Sarawak (Sebetan River). 
Malacca, Philippines, New Guinea. 
10. D. setigera (Bl.) O.K. 
Probably common; not reported from Dutch 
Borneo. 
Malaya to India, Japan, Polynesia and Australia. 
11. D. syrmatica (Willd.) O.K. 
Sarawak (Mt. Tringos and Mt. Merinjak). 
Malaya to India. 
