Ctenopterella blechnoides (Grev.) Parris
Ctenopterella blechnoides (Grev.) Parris, Gard. Bull. Singapore 58: 235. 2007; Parris, Fl. Pen. Malaysia, Ser. I, Ferns & Lycoph. 1: 147. 2010. – Grammatis blechnoides Grev., Ann. Mag. Nat. Hist. 2, 1: 328. 1848. – Ctenopteris blechnoides (Grev.) W.H.Wagner & Grether, Univ. Calif. Publ. Bot. 23: 61. 1948. – Type: Sibbald s.n. ("Society Islands"), Raiatea (lectotype E, barcode E00163920; isolectotype E, barcode E00163921).
Ctenopteris moultonii (Copel) C.Chr. & Tardieu, Not. Syst. 8: 181. 1939; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 534 1941; Holttum, Rev. Fl. Malaya ed. 1, 2: 29, f. 128. 1955 [‘1954’]; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 62. 1967; Tagawa & K.Iwats., Fl. Thailand 3: 589, f. 58.7–8. 1989; Boonkerd & Pollawatn, Pterid. Thailand: 290. 2000. – Polypodium moultonii Copel., Philipp. J. Sci., Sect. C, Botany 10: 149. 1915.
Rhizome short, creeping or ascending, bearing closely spaced fronds, densely scaly; scales subtriangular, gradually narrowing from round base to acuminate apex, with occasional irregular projections along margin, about 2.5 by 0.5 mm. Stipes not distinct, dark castaneous, hairy with short stiff brown branched hairs. Fronds narrowly lanceolate, gradually attenuate towards both the apex and the base, larger ones 3.7–20(–33) by 0.5–3(–3.7) cm, commonly about 12 by 2 cm, deeply pinnatisect nearly to rachis; pinnae patent or ascending, 16–74 pairs, 0.3–1.7(–2) cm by 1–4 mm, round or moderately acute at apex, entire, the basiscopic base usually decurrent at base, veins pinnate, veinlets 4–10 pairs, hardly visible, thin but firm, hairy on rachis and at margin of pinnae, hairs short, setose, dark brown, branched. Sori round, distinct, costal .
Distribution in Thailand
PENINSULAR: Surat Thani, Phangnga, Trang, Satun.
Distribution in Cambodia
S India, Sri Lanka, S China, Thailand, Cambodia, Peninsular Malaysia, Sumatra, Borneo, Lesser Sunda Islands, Sulawesi, Mollucas, New Guinea, NE Australia and the Pacific Islands
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread and not under any known threats.
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