Trunk to 10 m tall, 6–10 cm diam., grey; base with persistent petiole stubs. Leaves 10–30 in an open rounded crown, usually arcuate to drooping; petiole 60–90 cm long, 6–10 mm wide, smooth or with small marginal thorns proximally; leaf blade suborbicular, 30–70 cm long, light green to grey, pruinose, abaxially glabrous, divided almost to base; segments 24–48, widely spaced, rigid, deeply bifurcate, with acuminate-filiform lobes. Inflorescence 40–90 cm long, branched to 3 orders; bracts pubescent; rachillae glabrous. Flowers solitary or in sympodial clusters of 2 or 3, funnel-shaped, cream to white; sepals narrowly triangular, 0.7–1.4 mm long, acute, membranous; petals broadly ovate, 1.5–1.9 mm long, apiculate, thick; stamens c. 1.5 mm long. Fruit obovoid to pyriform, 10–13 mm long, black, pruinose. Seed ellipsoid, 8–9 mm long.
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A slender palm with a single stem. It grows 5-8 m tall. The trunk is 10 cm across. The leaves are fan shaped. They are 45-60 cm long. They are deeply divided for more than three quarters of their length. These lobes are fine and pointed. They are 0.5-1 cm wide. The stalk is 40-70 cm long with thorns along the edge. The flowers are very small and cream. They are about 0.3 cm across. Many occur on slender branching flower stalks. These stalks are 40-70 cm long. They are produced within the crown. The fruit are smooth and oval. They are about 1-1.5 cm long by 0.6-1 cm wide. They have thin flesh and a single seed.