Lindsaea parasitica (Roxb. ex Griff.) Hieron.

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.

Site hosted by the Royal Botanic Garden Edinburgh. Content managed by Stuart Lindsay, Gardens by the Bay, Singapore and David Middleton, Singapore Botanic Gardens. Last updated 16 November 2016.