| General Information |
| Distribution | Hawaiian Islands.In the Hawaiian Islands,
endemic to
O`ahu, Moloka`i, Lana`i.
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| Habitat | Mesic to wet forests |
| Elevation | 360-1280 m
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Habit
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Branched shrubs 1-3 m tall; stems angled or sometimes slightly winged, moderately or sometimes densely short-hispid.
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Leaves
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Leaves pale green on lower surface, glossy, membranous, narrowly elliptic, elliptic, or sometimes elliptic-oblanceolate, 4-12(-16.5) cm long, 1.5-4.5(-7.3) cm wide, upper surface with veins slightly impressed, glabrous, lower surface sparsely hispidulous, especially when young, margins flat, apex acute to abruptly acuminate, base cuneate or attenuate, petioles 0-1 cm long, stipules membranous, connate into a cup (2.5-)3-6 mm long, distinct from petioles, caducous.
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Flowers
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Flowers 1 or sometimes up to 11, in sessile cymes, pedicels 3-7 mm long, elongating slightly in fruit, bracts and bracteoles linear to narrowly spatulate, 3-12 mm long; calyx lobes 5, large and foliaceous, distinctly unequal, rhombic-oblanceolate, rhombic-obovate, rhombic, or sometimes suborbicular, 15-31 mm long, 6-21 mm wide, the innermost pair as short as 13 mm long, ca. 4 mm wide, conspicuously 5-11-nerved, short-hispidulous at base or sparsely so throughout; corolla dark to golden yellow, 15-25 mm long, the tube flaring in upper part, 7-13 mm long, sparsely to moderately hirsute, the lobes 5-7, narrowly deltate, 6-14 mm long, apex acute, white hirtellous on the tube within and on lower part of lobes.
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Fruit
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Capsules broadly ellipsoid, ellipsoid, or ovoid-ellipsoid, 11-17(-24) mm long, sparsely hirtellous, 3-valved or sometimes 2-valved, valves with a keel or wing 1.5-5 mm wide, apex with a beak 2.5-5 mm long.
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Seeds
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Seeds reddish brown, ca. 1.4-1.5 mm long.
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Chromosomes
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2n = ca. 80* as "L. fagroidea"
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