Korthalsia flagellaris (Korthalsia flagellaris)
Description
Robust clustering and branching rattan with stems climbing to 40 m or more, confined to peat swamp forest. Stems without sheaths to 2.5 cm in diam. or more, with sheaths to 4 cm or more, internodes to 30 cm, longer in juveniles. Sheath ± unarmed, dull reddish-brown, covered in caducous black scales and pale brown hairs; ocrea tightly sheathing, unarmed, covered in scales and indumentum as the sheaths, tending to split opposite the petiole. Mature leaf to 2.5 m including the cirrus to 1 m and petiole to 15 cm. Leaflets 8-20 on each side of the rachis, borne on long stalks, narrow, to 30 × 4.5 cm, dark bluish-green on the upper surface, brownish on the undersurface, with frequent bands of deciduous chocolate-coloured scales. Inflorescences to 75 cm, highly branched; rachillae numerous, to 12 × 0.7 cm, dull brown tomentose. Fruit to 20 × 12 mm, covered in 19-21 vertical rows of straw-coloured scales. Seed 12 × 9 mm; endosperm deeply ruminate. Seedling leaf entire; juvenile leaves often very large and entire with blades reaching 100 × 30 cm.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Tracheophyta
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Class: Liliopsida
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Order: Arecales
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Family: Arecaceae
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Genus: Korthalsia
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