Heterogonium pinnatum

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Heterogonium pinnatum


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.


One specimen from Gopeng (Perak) has basal pinnae of Tectaria form on one frond.


The chromosome number 80-82 was recorded by Manton in Holttum (1955), now been corrected by T. G. Walker (in litt.) to n = 80.


Holttum - in Revis. Fl. Malaya. 1955: f. 307
Copel., Fern Fl. Philipp. 1960: 302
Alderw., Malayan Ferns. 1908: 727
Copel. - in Philipp. J. Sci. 1908: Bot. 23
Holttum - in Kalikasan. 1975: 229