Asplenium truncatum Blume

Family

Aspleniaceae

Nomenclature

Asplenium truncatum Blume, Enum. Pl. Javae 2: 184. 1828.

Asplenium caudatum auct. non G.Forst., Prod.: 80. 1786; Bedd., Handb. Ferns Brit. India: 151. 1883; Holttum, Rev. Fl. Malaya ed. 1, 2: 428, f. 247. 1955 [‘1954’]; Holttum, Dansk Bot. Ark. 20: 28. 1961; Tagawa & K.Iwats., Fl. Thailand 3: 284. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 139. 2000.

Description

Epiphytic or lithophytic . Similar to Asplenium polyodon G.Forst. but the pinnae many, more than 20 pairs, narrower, hardly 1.5 cm broad, lobed more than 1/3 way towards costa, often densely scaly on rachis and stipe .

Distribution in Thailand

NORTHERN: Chiang Mai; NORTH-EASTERN: Loei; PENINSULAR: Yala.

Wider Distribution

SE Asia.

Ecology

On mossy trunks or on mossy rocks in dense forests.

Proposed IUCN Conservation Assessment

Least Concern (LC). This variety is widespread and not under any known threats.

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