Tectaria phaeocaulis (Rosenst.) C.Chr.




Tectaria phaeocaulis (Rosenst.) C.Chr., Index Filic. Suppl. 3: 183. 1934; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 98. 1967; Tagawa & K.Iwats., Fl. Thailand 3: 371. 1988; Boonkerd & Pollawatn, Pterid. Thailand: 215. 2000. – Aspidium phaeocaulis Rosenst., Hedwigia 56: 345. 1915.

Tectaria laciniata Ching, Bull. Fan Mem. Inst. Biol. 2: 200, t. 15. 1931; Sinensia 2: 24. 1931; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 414. 1941.


Rhizome short, creeping to ascending, densely scaly; scales linear-subtriangular, up to 7 by 1 mm, dark brown with very narrow paler margin, stiff. Stipes about 6.5 cm long, castaneous, more or less bright, glabrescent upwards. Laminae bipinnate at base, oblong-ovate, about 45 by 30 cm; rachis castaneous, densely pubescent on upper surface, sparsely beneath; lateral pinnae about 4 pairs, basal pinna trifoliate or with a few pairs of pinnules, terminal pinnule falcate, shallowly lobed, caudately acuminate at apex, cuneate at base, lateral pinnule broadly lanceolate, shortly stalked at cuneate base, crenate at margin, lobes ovate-subdeltoid, round to moderately acute at apex, up to 0.7 by 1 cm, middle pinnae stalked, lanceolate, shallowly lobed at margin, terminal pinna cuneate at base, lobed at basal part, caudate at apex; papyraceous, green, glabrous; costa and costules raised on both surfaces, castaneous, pubescent on both sides; main veins paler, pubescent beneath; veinlets forming irregular anastomosis with included free veinlets, pubescent beneath. Sori in two irregular rows between adjacent main veins, terminal on included free veinlets, round, about 1.5 mm diam.; indusia small, pubescent .

Distribution in Thailand

NORTHERN: Chiang Rai.

Wider Distribution

S China, Indochina, Taiwan and the Ryukyus.


On mountain slopes in mixed forests at about 1600 m alt.

Proposed IUCN Conservation Assessment

Least Concern (LC). This species is widespread and not under any known threat.

Site hosted by the Royal Botanic Garden Edinburgh. Content managed by Stuart Lindsay, Gardens by the Bay, Singapore and David Middleton, Singapore Botanic Gardens. Last updated 24 January 2012