Leaves 5–16 in. long, 1 1/2–2 1/2 lin. broad, with concolorous sheaths 1 1/4–3 in. long, linear, acuminate, glabrous. Peduncular-sheath 5 1/2–7 1/2 in. long, acute and leafless, or (abnormally?) with a distinct blade like the other leaves. Peduncle 2–2 1/2 ft. long, 1–1 1/3 lin. thick, terete, sulcate-striate, glabrous; pith rather loose, not hollow at the centre. Spike 6–9 lin. long, 5–6 lin. thick, ovoid, acute or subacute, 30–40-flowered. Bracts 3–3 1/2 lin. long, 2 1/2–2 3/4 lin. broad, oblong-obovate, very obtuse, minutely subdenticulate, concave, 7–9-nerved, light chestnut-brown, slightly shining, with a distinct oblong-lanceolate greyish dorsal area about 1–1 1/4 lin. long and 1/2 lin. broad; nerves reticulate at their apex. Lateral sepals 2 1/2 lin. long, 1/2 lin. broad, pale brown, linear-falcate or linear-lanceolate, acute, keeled; keel winged, serrulate along the upper part. Corolla only seen in bud. Arms of the staminodes very short ending in dense brush-like tufts of long hairs. Anthers linear-oblong. Capsule 2 1/2 lin. long, oblong-lanceolate, subacute, trigonous.