Ferns of Thailand, Laos and Cambodia

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Family

Pteridaceae, subfamily Vittarioideae

Nomenclature

Vaginularia paradoxa (Fée) Mett., Ann. Mus. Bot. Lugduno-Batavi 4: 174. 1869; Tagawa & K.Iwats., Fl. Thailand 3: 229, f. 17.3. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 134. 2000. – Pleurogramma paradoxa Fée, Mém. Foug., 3. Hist. Vittar. 38, t. 4, f. 4. 1852. – Monogramma paradoxa (Fée) Bedd., Suppl. Ferns Brit. S India: 24. 1876; Bedd., Handb. Ferns Brit. India: 375, f. 214. 1883; Holttum, Dansk Bot. Ark. 20: 34. 1961.

Description

Rhizome short, slender, 0.3 mm diam., bearing close-set fronds, scaly throughout; scales narrowly subtriangular, hair-pointed, up to 2 mm or more long, 0.4 mm broad, dark brown, clathrate, minutely toothed at margin. Stipes not distinct. Frond very narrowly linear, up to 12 cm by 0.5 mm with a costa and several lateral veinlets, texture thin. Sori in a single row on the frond underneath, long-continuous or rarely interrupted .

Distribution in Thailand

PENINSULAR: Nakhon Si Thammarat.

Wider Distribution

Sri Lanka, throughout Malesia to Melanesia.

Ecology

On trunks of old trees in dense evergreen forests at medium altitudes.

Proposed IUCN Conservation Assessment

Least Concern (LC). This species is widespread outside of Thailand and not under any known threat.

	Ferns of Thailand, Laos and Cambodia
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Vaginularia paradoxa (Fée) Mett. Warning: count(): Parameter must be an array or an object that implements Countable in C:\Data\serverroots\htdocs\ThaiFerns\factsheets\functions.php on line 17 Family Pteridaceae, subfamily Vittarioideae Nomenclature Vaginularia paradoxa (Fée) Mett., Ann. Mus. Bot. Lugduno-Batavi 4: 174. 1869; Tagawa & K.Iwats., Fl. Thailand 3: 229, f. 17.3. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 134. 2000. – Pleurogramma paradoxa Fée, Mém. Foug., 3. Hist. Vittar. 38, t. 4, f. 4. 1852. – Monogramma paradoxa (Fée) Bedd., Suppl. Ferns Brit. S India: 24. 1876; Bedd., Handb. Ferns Brit. India: 375, f. 214. 1883; Holttum, Dansk Bot. Ark. 20: 34. 1961. Description Rhizome short, slender, 0.3 mm diam., bearing close-set fronds, scaly throughout; scales narrowly subtriangular, hair-pointed, up to 2 mm or more long, 0.4 mm broad, dark brown, clathrate, minutely toothed at margin. Stipes not distinct. Frond very narrowly linear, up to 12 cm by 0.5 mm with a costa and several lateral veinlets, texture thin. Sori in a single row on the frond underneath, long-continuous or rarely interrupted . Distribution in Thailand PENINSULAR: Nakhon Si Thammarat. Wider Distribution Sri Lanka, throughout Malesia to Melanesia. Ecology On trunks of old trees in dense evergreen forests at medium altitudes. Proposed IUCN Conservation Assessment Least Concern (LC). This species is widespread outside of Thailand and not under any known threat. Warning: count(): Parameter must be an array or an object that implements Countable in C:\Data\serverroots\htdocs\ThaiFerns\factsheets\functions.php on line 17
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