Similar in habit and frond-form to T. singaporeana, differing as follows: fronds smaller, sterile ones little wider than fertile; largest fertile lamina 18 x 3 cm, its narrowly decurrent base 10-15 mm long; margins rather regularly sinuate-crenate (one main vein to each lobe) to a depth of 2-3 mm; main veins c. 6 mm apart along midrib, cross-veins very irregular; lower surface of midrib minutely hairy, upper surface more copiously so; sori fewer, rather irregular; indusia apparently mostly reniform.
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