Asplenium gueinzianum Mett. ex Kuhn
Asplenium gueinzianum Mett. ex Kuhn, Filic. Afr. 103. 1868; Boonkerd & Suksathan, Nat. Hist. J. Chulalongkorn University 9: 95. 2009. – Type: Gueinzius, South Africa, Port Natal (holotype B, Morton photograph 9714).
Asplenium laciniatum var. acutipinna Bir, J. Indian Bot. Soc. 43: 558. 1964.
Asplenium laciniatum var. subintegrifolium Bir, J. Indian Bot. Soc. 43: 558. 1964.
Rhizome short, erect, bearing fronds in a tuft; scales linear to oblong-lanceolate, gradually narrowing towards apex, about 3.5 by 0.5 mm, dark brown, clathrate, fimbriate to almost entire. Stipes 2–10 cm long, castaneous or stramineous upwards, glabrous, grooved above. Laminae pinnate, apex pinnatifid, about 5 by 3 cm at base; rachis green, grooved above, glabrous; pinnae shortly stalked, 12–24 pairs, with 3–6 segments below an indistinctly dissected apical portion, about 2 by 1 cm; ultimate segments spathulate, round and toothed at apex, cuneate at base, herbaceous, green, glabrous; proliferous on upper surface; veins forked, visible, each entering a tooth of ultimate segments. Sori elongated, 1 to 5 for each pinnule, up to 2–3 mm long; indusia membranaceous, almost entire .
Distribution in Thailand
NORTHERN: Chiang Mai.
S Africa, Ceylon, S. India, Himalaya, Sri Lanka, China, Indochina, Taiwan, Japan and Hawaii.
On muddy rocks in dense forests at 1800-2000 m alt.
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread and not under any known threats.
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