Dryopteris hirtipes (Blume) Kuntze
Dryopteris hirtipes (Blume) Kuntze, Rev. Gen, Pl. 2: 813. 1891; C.Chr., Contr. U.S. Natl. Herb. 26: 330. 1931; Ching, Bull. Fan Mem. Inst. Biol. 8: 407. 1938; Holttum, Dansk Bot. Ark. 20: 30. 1961; Holttum, Rev. Fl. Malaya, ed. 2, 2: 635. 1968; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 95. 1967; Tagawa & K.Iwats., Fl. Thailand 3: 347, f. 31.1 & 31.2. 1988; Boonkerd & Pollawatn, Pterid. Thailand: 203. 2000. – Aspidium hirtipes Blume, Enum. Pl. Javae: 148. 1828. – Lastrea hirtipes (Blume) T.Moore, Index Filic.: 85. 1858; Bedd., Handb. Ferns Brit. India: 232, f. 120. 1883.
Terrestrial. Rhizome short, erect; oblong-lanceolate with long tail, up to 25 by 5 mm, brown to dark; membranous, entire. Stipes stramineous, densely scaly at base, more sparsely upwards, up to 60 cm long. Laminae pinnate, lanceolate, caudate-acute at apex, slightly narrowing at base, up to 85 by 45 cm; rachis grooved on upper surface, densely scaly throughout with narrow, brown to nearly black scales up to 8 mm long; pinnae more than 20 pairs, lower pinnae falcate, linear-lanceolate, caudate-attenuate, truncate or subcordate at base, subsessile or very shortly stalked, up to 20 by 2 cm, lobed to a quarter way towards costa, upper pinnae gradually becoming smaller upwards, decurrent at base; costa nearly at right angle to rachis, distinctly raised on lower surface, grooved above; lobes subdeltoid, oblique, round to acute at apex, entire, up to 5 by 6 mm; chartaceous, deep green, glabrous. Sori in two or three indistinct rows near costa, leaving marginal half of lamina sterile, indusiate; indusia round-reniform, small, fugacious, glabrous .
Distribution in Thailand
NORTHERN: Chiang Mai; NORTH-EASTERN: Phetchabun, Loei.
Sri Lanka, S India, W Malaysia, Sumatra, Java, Borneo and the Philippines.
On humus-rich mountain slopes in light or deep shade at 1200–1600 m alt.
Athyrium cuspidatum (Bedd.) M.Kato
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread and not under any known threat.
Voucher specimens - Thailand
Middleton et al. 4468, Chiang Mai, Doi Suthep-Doi Pui National Park. San Gou on way to Doi Pui (E).
Lower surface of frond
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.