Description:
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Rhizome bearing brown hairs. Fronds up to 10 m, 2-pinnate, texture subcoriaceous; pinnae 12-14 cm apart, 20 (7-30)cm long, petiole 3 cm, imparipinnate; pinnules alternate, c.7 (3–22.5 × 1–3) cm long, petiole 0.2-0.4 cm, hairy, not articulated, linear in outline, apex rounded to pointed, base decurrent on the winged petiole, margins toothed, with oblique, acute teeth, the pair of pinnules close to the terminal often adnate, decurrent on the petiole; rhachis covered with short soft hair, up to 3 mm thick, often straw-coloured or light brown; veins 2- or 4-forked, free. Fertile pinnules similar to sterile ones, linear in outline, 5-9 cm long, base truncate, slightly decurrent; spikes of 0.2 to 0.3 cm. |