Lindsaea malayensis Holttum
Lindsaea malayensis Holttum, Gard. Bull. Straits Settlem. 5: 69, f. 8. 1930; Holttum, Rev. Fl. Malaya ed. 1, 2: 335, f. 194. 1955 [‘1954’]; Kramer, Fl. Males., Ser. II, Pterid. 1: 217. 1971; Kramer, Gard. Bull. Singapore 26: 33. 1972; Tagawa & K.Iwats., Fl. Thailand 3: 138. 1985; Boonkerd & Pollawatn, Pterid. Thailand: 93. 2000.
Lindsaea davalloides auct. non Blume: Tagawa & K.Iwats., SouthE. Asian Stud. 5: 74. 1967.
Rhizome short creeping, bearing close stipes, about 2.5 mm diam., scaly near apex; scales linear, up to 2.5 mm long, brown to darker. Stipes stramineous, dark brown at base, quadrangular in section, up to 30 cm long. Laminae simply pinnate or bipinnate with one or two lateral pinnae; rachis pale, quadrangular in section; lateral pinnae like simply pinnate laminae or terminal pinnae of bipinnate laminae, linear, pinnate, subsessile, ascending, up to 20 by 2.3 cm, widest at or above middle; terminal pinnae usually larger, up to 25 by 2.5 cm; pinnules (or pinnae of simply pinnate fronds) sessile, more than 30 pairs, close, inner and upper edges straight, lower edge gradually curved to moderately acute apex, oblong-subdeltoid in outline, up to 12 by 6 mm, subcoriaceous; veins irregularly anastomosing, more or less distinct on both surfaces. Sori separated into 3 or 4 pieces by shallow sinus at upper edge; indusia narrow, not reaching the margin of pinnules.
Distribution in Thailand
SOUTH-EASTERN: Trat; PENINSULAR: Nakhon Si Thammarat.
On humus-rich floors of dense evergreen forests at medium altitude.
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is reasonably widespread and not under any known threat.
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