e-Flora of Thailand

Volume 3 > Part 2 > Year 1989 > Page 167 > Davalliaceae > Humata

3. Humata pectinata (Sm.) Desv.wfo-0001126917

Mém. Soc. Linn. Paris: 323. 1827; Tardieu & C.Chr. in Fl. Indo-Chine 7(2): 109. 1939; Holttum, Rev. Fl. Malaya 2: 369. f. 214. 1955; Tagawa & K.Iwats., Acta Phytotax. Geobot. 23: 49. 1968. Fig. 12. 4.


Accepted Name : Davallia pectinata Sm.
Mem. Acad. Sci. Turin. 5: 415. 1793.



Synonyms & Citations :

Humata parallela Brack., U.S. Expl. Exped., Filic. 16: 229. 1854; Bedd., Handb. Ferns Brit. India: 47. f. 22. 1883.
Nephrodium gaimardianum Gaud., Voy. Uranie.: 335. t. 12. f. 1. 1827.— Humata gaimardiana (Gaud.) J.Sm., Lond. J. Bot. 1: 425. 1842; E.Smith, J. Siam Soc. Nat. Hist. Suppl. 8: 3. 1929.


Description : Rhizome long-creeping, about 1.5 mm diam., glabrous, densely scaly throughout; scales oblong-lanceolate, round to moderately acute at base, acuminate at apex, up to 6 by 1.3 mm, brown with pale ferrugineous margin. Stipe up to 15 cm long, sparsely scaly, terete. Lamina oblong, acuminate, round at base, up to 17 by 4.5 cm, lobed nearly to rachis; lobes rounded to moderately acute, entire or crenulate, each basal lobe bearing a few secondary lobes, coriaceous, glabrous. Sori along the margin of lobes, a little inside the margin; indusia round, up to 1 mm broad.


Thailand : PENINSULAR: Surat Thani (Ko Tao), Narathiwat (Chatwarin Falls).


Distribution : Malesia throughout, north to Cochinchina.


Ecology : On rocks in evergreen forests at about 300 m alt.


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


Main