Family

Hymenophyllaceae

Nomenclature

Crepidomanes kurzii (Bedd.) Tagawa & K.Iwats., Acta Phytotax. Geobot. 26: 169. 1975; Tagawa & K.Iwats., Fl. Thailand 3: 92, f. 5.10. 1979; Tagawa & K.Iwats., Fl. Thailand 3: 613. 1989; Boonkerd & Pollawatn, Pterid. Thailand: 70. 2000. – Trichomanes kurzii Bedd., Ferns Brit. India: t. 286. 1868; Bedd., Handb. Ferns Brit. India: 40, f. 20. 1883; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 62. 1939; Tagawa & K.Iwats., Acta Phytotax. Geobot. 24: 177. 1970.

Crepidomanes nanophyllum Tagawa, Acta Phytotax. Geobot. 9: 142. 1940; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 42. 1967.

Crepidomanes sp.: Tagawa & K.Iwats., SouthE. Asian Stud. 5: 74. 1965, p.p.

Description

Small dwarf plants. Rhizome very slender, densely covered with dark brownish hairs. Stipes short, less than 2 mm long, narrowly winged almost to the base, hairy. Laminae pinnate to bipinnatifid, oblong to subdeltoid but without definite shape, round to moderately acute at apex, broadly cuneate to subtruncate and often very shortly decurrent at base, at most 0.8 cm long, 0.5 cm wide; ultimate segments 3 to 12, linear-lanceolate, round to acute or sometimes acuminate at apex, to 3 mm long, 0.7 mm broad, decurrent onto axes; intramarginal false veinlets continuous, with one row of marginal cells, other striae wholly wanting. Sori a few, sunk in the apex of the segments to the point of separation of the mouth; involucre funnel-shaped to campanulate, the mouth slightly dilated, with entire and round lips, not typically bilabiate .

Distribution in Thailand

PENINSULAR: Trang.

Wider Distribution

Burma and Taiwan.

Ecology

On damp rocks near the river in dense forest at low altitudes, known only in one locality in Thailand.

Proposed IUCN Conservation Assessment

Least Concern (LC). This species is widespread and not under any immediate known threat although has rarely been collected.