e-Flora of Thailand

Volume 3 > Part 3 > Year 1988 > Page 422 > Thelypteridaceae > Thelypteris

32. Thelypteris repens (C.Hope) Chingwfo-0001125619

Bull. Fan Mem. Inst. Biol. 6: 304. 1936; Tagawa & K.Iwats., S.E. Asian Stud. 5: 67. 1967.— Nephrodium repens C.Hope, J. Bombay Nat. Hist. Soc. 12: 535. t. 8. 1899.


Accepted Name : Thelypteris cana (J.Sm.) Ching
Bull. Fan Mem. Inst. Biol., Bot. 6: 291. 1936.— Cyclosorus canus (J.Sm.) S.Linds., Edinburgh J. Bot. 66: 359. 2009. Fig. 43. 5–6.


Description : Rhizome short-creeping, about 3 mm diam.; scales about 4 mm long, pale brown, membranous, appressed, hairy. Stipe stramineous, with reduced pinnae, or auricled, nearly to base. Lamina oblong-lanceolate, acute at apex, narrowing towards base, up to 1 m tall but commonly about 50 by 10 cm; middle pinnae sessile, patent, linear-lanceolate, acute at apex, truncate and more or less auricled at base, deeply lobed, basal pinnae rather remote, reduced; segments oblong, oblique, round to moderately acute at apex, entire and somewhat involute at margin; softly chartaceous, green; costa and rachis hairy; veins pinnate, veinlets simple, hairy. Sori medial, round; indusia persistent, hairy.


Thailand : NORTHERN: Chiang Rai (Doi Phacho), Chiang Mai (Doi Phahom Pok, Ban Yang); EASTERN: Chaiyaphum (Thung Kamang).


Distribution : Himalaya (type) to SW China and N Vietnam.


Ecology : On wet sandy ground by streams or in paddy fields at medium altitudes.


E-version notes : For more details see Ferns of Thailand, Laos and Cambodia.


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