| General Information |
| Distribution | In the Hawaiian Islands,
endemic to
Kaua`i, Lana`i, Maui.
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Habit
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Stems dark reddish purple, erect or sometimes ascending from a short repent base, stout, (30-)50-170 cm long, 5-20 mm in diameter toward base, unbranched or branched usually above middle, internodes ca. 2-15 cm long, moderately to densely hirsute, the hairs (0.6-)1-1.3 mm long.
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Leaves
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Leaves medium green on upper surface, lower surface pale green, opposite or sometimes whorled, somewhat thickened, drying chartaceous, ovate, broadly lanceolate, or sometimes broadly ovate or elliptic-ovate, 7-21 cm long, (2.5-)3-4.5(-7.5) cm wide, pinnately nerved, with 4-5 pairs of lateral veins, principal veins deeply impressed, some of the tertiary veins slightly impressed, moderately hirsute, sometimes sparsely so on upper surface, margins flat, ciliate, apex acuminate, base broadly cuneate, rounded, or weakly cordate, petioles 1.5-3 cm long, sometimes those of lower leaves up to 9.5 cm long, pilose.
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Flowers
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Spikes usually several, terminal or sometimes axillary, 3-7(-9) cm long, the rachis ca. 2-4.5 mm in diameter, glabrous, flowers densely congested, peduncles 1-2 cm long, hirsute; ovary turbinate to obovoid; stigmas terminal.
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Fruit
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Fruit obovoid, ca. 1 mm long, apex beaked.
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