Ferns of Thailand, Laos and Cambodia

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Family

Lindsaeaceae

Nomenclature

Lindsaea parasitica (Roxb. ex Griff.) Hieron., Hedwigia 62: 14. 1920; Tagawa & K.Iwats, Acta Phytotax. Geobot. 23: 54. 1968; Kramer, Blumea 15: 570. 1968; Kramer, Fl. Males., Ser. II, Pterid. 1: 244. 1971; Kramer, Gard. Bull. Singapore 26: 47. 1972; Tagawa & K.Iwats., Fl. Thailand 3: 145. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 95. 2000. – Vittaria parasitica Roxb. ex Griff., Calcutta J. Nat. Hist. 4: 510. 1844.

Lindsaea scandens Hook., Sp. Fil. 1: 205, t. 63B. 1846; Bedd., Handb. Ferns Brit. India: 74, f. 37. 1883; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 121. 1939; Holttum, Rev. Fl. Malaya ed. 1, 2: 235, f. 186. 1955 [‘1954’].

Lindsaea lancea auct. non (L.) Bedd.: Bedd., Handb. Ferns Brit. India: 75. 1883.

Lindsaea borneensis auct. non Hook.: Tagawa & K.Iwats., SouthE. Asian Stud. 5: 74. 1967.

Description

Rhizome very long, scandent, about 3.5 mm diam., castaneous, densely scaly; scales oblong-lanceolate, about 3 mm long, 1 mm broad at base, thin but firm, brown. Stipes about 10 cm long, castaneous and dark brown at base, stramineous upwards. Laminae bipinnate, about 35 by 23 cm, oblong in outline; rachis like the upper part of stipes, rounded in cross section; pinnae about 6 pairs, 3–5 cm apart, linear, very shortly stalked, up to 15 cm long, 1.8 cm wide; pinnules sessile, oblique, very close but hardly imbricate, the edge gradually curved outwards to meet the moderately acute to rounded outer edge, up to 20 by 8 mm, coriaceous, green, not shining, paler beneath; veins all free except those joined by sori, hardly raised but distinct on both surfaces. Sori continuous on upper and outer edge, or rarely interrupted; indusia firm, entire , reaching the edge of pinnules.

Distribution in Thailand

PENINSULAR: Surat Thani, Nakhon Si Thammarat, Trang, Yala.

Distribution in Cambodia

Kampot

Wider Distribution

W Malaysia.

Ecology

On tree trunks in dense evergreen forests at about 700 m alt.

Similar species

Lindsaea doryphora K.U.Kramer

Proposed IUCN Conservation Assessment

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

	Ferns of Thailand, Laos and Cambodia
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Lindsaea parasitica (Roxb. ex Griff.) Hieron. 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 Lindsaeaceae Nomenclature Lindsaea parasitica (Roxb. ex Griff.) Hieron., Hedwigia 62: 14. 1920; Tagawa & K.Iwats, Acta Phytotax. Geobot. 23: 54. 1968; Kramer, Blumea 15: 570. 1968; Kramer, Fl. Males., Ser. II, Pterid. 1: 244. 1971; Kramer, Gard. Bull. Singapore 26: 47. 1972; Tagawa & K.Iwats., Fl. Thailand 3: 145. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 95. 2000. – Vittaria parasitica Roxb. ex Griff., Calcutta J. Nat. Hist. 4: 510. 1844. Lindsaea scandens Hook., Sp. Fil. 1: 205, t. 63B. 1846; Bedd., Handb. Ferns Brit. India: 74, f. 37. 1883; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 121. 1939; Holttum, Rev. Fl. Malaya ed. 1, 2: 235, f. 186. 1955 [‘1954’]. Lindsaea lancea auct. non (L.) Bedd.: Bedd., Handb. Ferns Brit. India: 75. 1883. Lindsaea borneensis auct. non Hook.: Tagawa & K.Iwats., SouthE. Asian Stud. 5: 74. 1967. Description Rhizome very long, scandent, about 3.5 mm diam., castaneous, densely scaly; scales oblong-lanceolate, about 3 mm long, 1 mm broad at base, thin but firm, brown. Stipes about 10 cm long, castaneous and dark brown at base, stramineous upwards. Laminae bipinnate, about 35 by 23 cm, oblong in outline; rachis like the upper part of stipes, rounded in cross section; pinnae about 6 pairs, 3–5 cm apart, linear, very shortly stalked, up to 15 cm long, 1.8 cm wide; pinnules sessile, oblique, very close but hardly imbricate, the edge gradually curved outwards to meet the moderately acute to rounded outer edge, up to 20 by 8 mm, coriaceous, green, not shining, paler beneath; veins all free except those joined by sori, hardly raised but distinct on both surfaces. Sori continuous on upper and outer edge, or rarely interrupted; indusia firm, entire , reaching the edge of pinnules. Distribution in Thailand PENINSULAR: Surat Thani, Nakhon Si Thammarat, Trang, Yala. Distribution in Cambodia Kampot Wider Distribution W Malaysia. Ecology On tree trunks in dense evergreen forests at about 700 m alt. Similar species Lindsaea doryphora K.U.Kramer Proposed IUCN Conservation Assessment Least Concern (LC). This species is widespread 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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Lindsaea parasitica (Roxb. ex Griff.) Hieron.