| General Information |
| Distribution | In the Hawaiian Islands,
endemic to
Kaua`i, O`ahu, Moloka`i, Maui, Hawai`i.
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Habit
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Stems green or suffused with dark red toward base, erect or ascending from a repent base, 20-80 cm long, up to 10 mm in diameter toward base, few-branched in upper part, internodes 3-8(-15) cm long, glabrous throughout.
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Leaves
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Leaves dark green on upper surface, lower surface pale green, usually opposite in lower part, usually whorled in upper part, relatively thin and fleshy, drying membranous, elliptic-lanceolate to ovate or elliptic-ovate, (2.5-)4-9 cm long, (1.5-)2-3(-4) cm wide, palmately 5-nerved, the outer pair sometimes inconspicuous, veins slightly impressed on upper surface, glabrous, margins flat, ± sparsely ciliate toward apex, apex acuminate to acute and slightly recurved, base attenuate, petioles 0.5-1.6(-2.5) cm long, glabrous.
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Flowers
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Spikes usually 3-6 or more, spreading, axillary and terminal, sometimes branched, 6-14 cm long, sometimes lateral ones as short as 4 cm long, the rachis 1.5-2 mm in diameter, glabrous, flowers well-spaced, peduncles 1-2 cm long, glabrous; ovary broadly ovoid, apex oblique; stigmas subterminal.
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Fruit
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Fruit broadly ovoid, ca. 0.8-0.9 mm long, apex slightly obliquely beaked.
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Chromosomes
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2n = 88*
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