Lepisorus sublinearis (Baker ex Takeda) Ching
Lepisorus sublinearis (Baker ex Takeda) Ching, Bull. Fan Mem. Inst. Biol. 4: 78. 1933; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 459. 1941; Tagawa & K.Iwats., Fl. Thailand 3: 512. 1989; Boonkerd & Pollawatn, Pterid. Thailand: 275. 2000. – Polypodium sublineare Baker ex Takeda, Notes Roy. Bot. Gard. Edinburgh 8: 276. 1915; C.Chr., Contr. U.S. Natl. Herb. 26: 320, pl. 22. 1931. – Pleopeltis sublinearis (Baker ex Takeda) Tagawa & K.Iwats., Acta Phytotax. Geobot. 22: 100. 1967; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 50. 1967.
Rhizome creeping, about 5 mm diam., bearing fronds rather closely spaced, densely scaly; scales oblong-subtriangular, round at base, gradually narrowing towards long-attenuate apex, irregularly toothed at margin, up to 6 by 2.5 mm, concolorously brown, distinctly clathrate throughout. Stipes very short, indistinct, scaly at base. Laminae linear-lanceolate, broadest usually near base, gradually narrowing towards the long-attenuate apex and base, up to 30 by 3.5 cm, entire or a little revolute at margin; coriaceous or subcoriaceous; veins more or less visible, copiously anastomosing. Sori close to midrib, round to elliptic, often oblique, up to 4 mm broad, superficial. Spores monolete .
Distribution in Thailand
NORTHERN: Chiang Mai.
Distribution in Laos
Burma, SW China (Yunnan) and Indochina.
On mossy tree trunks or on mossy cliffs in dense forests at high altitudes in the North, rather rare.
Lepisorus scolopendrium (Ching) Mehra & Bir
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread outside of Thailand and not under any known threat.
Voucher specimens - Thailand
Middleton et al. 4902, Chiang Mai, Doi Inthanon National Park (E).
Lower surface of frond with sori
Upper surface of frond
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