Distribution
Asia-Tropical: Borneo present; Malaya (Peninsular Malaysia present); Philippines (Philippines present); Sumatera (Sumatera present), S Thailand present
S Thailand; Malesia: Sumatra, Malay Peninsula, Borneo, Philippines.
Morphology
One specimen from Gopeng (Perak) has basal pinnae of Tectaria form on one frond.
Cytology
The chromosome number 80-82 was recorded by Manton in Holttum (1955), now been corrected by T. G. Walker (in litt.) to n = 80.
Citation
Holttum 1955: p. 524. – In: Revis. Fl. Malaya: f. 307
Copel. 1960: Fern Fl. Philipp.: 302
Alderw. 1908: Malayan Ferns: 727
Copel. 1908 – In: Philipp. J. Sci.: Bot. 23
Holttum 1975 – In: Kalikasan: 229
