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(Last Modified On 9/11/2013)
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(Last Modified On 9/11/2013)
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Species
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Palicourea gibbosa Dwyer
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Note
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TYPE: Panama, Gentry & Mori 14108 (MO, holotype).
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Description
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Trees to 3 m tall, the branchlets angular and black when dry, smooth, glabrous, the nodes well spaced. Leaves elliptic, to 20.5 cm long, to 8.5 cm wide, deltoid, rounded or obtuse at the apex, acuminate, the acumen to 1.5 cm long, often falcate, cuneate to acute at the base, the costa slender above, prominulous be- neath, the lateral veins 12-17, arcuate, not forming an undulate submarginal vein, with 1-2 smaller veins between a pair of lateral veins and wrinkled on drying, thinly chartaceous, concolorous when dry, black brown, the costa and veins golden puberulent; petioles slender, flexuous, 2.5-6.0 cm long, ca. 0.2 cm wide, minutely puberulent; stipules connate, ca. 0.8 cm long, the sheath to 4 mm long, black when dry, minutely puberulent, each part not conspicuously truncate, the awns 2, triangular, to 4 mm long, to 2.5 mm wide at the base, acute, perhaps scarious toward the apex. Inflorescences red, cymose paniculate, pyramidal, to 17 cm long, to 10 cm wide, the peduncle 1.0-1.5(-2.5) cm long, the branches mostly opposite, well spaced or crowded on the rachis, occasionally arcuate or deflexed, slender, the lowermost to 2.5 cm long; flowers few, spreading, usually at right angles to the axis; lowermost bracts narrowly oblong, to 0.7 cm long; bracteoles tending to persist, small. Flowers with pedicels slender, to 10 mm long, to 0.35 mm wide, minutely puberulent; hypanthium ca. 1.5 mm long, gla- brous, the calycine cup scarcely measurable, the lobes 5, oblong rotund, ca. 1 mm long, rounded at the apex, not contracted basally; corolla yellow, the tube cylindrical, ca. 10 mm long, ca. 2 mm wide in the middle, gibbous at the base, the swollen area to 5 mm wide, to 3 mm long, petaloid, glabrous outside, bearded at the upper part of the swollen area within; stamens 5, the anthers narrowly
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Habit
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Trees
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Description
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oblong, to 3 mm long, obtuse, the filaments slender, ca. 2 mm long, affixed near the middle of the tube; ovarian disc compressed rotund, bilobed, to 0.8 mm long, wider than long; style linear, to 13 mm long, drying yellow, with an S-shaped bend toward the base. Fruits compressed rotund to subturbinate, to 7 mm long, often as wide as long, subtruncate at the apex, drying dull yellow, glabrous, the ribs not conspicuous, obtuse, each with a delicate median longitudinal ridge. Fruits not seen.
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Distribution
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known only from Panama.
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Note
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It is marked by several diagnostic features: inflorescence red; flowers usually at right angles to the axis to which they are attached; corolla tube usually conspicuously gibbous and asym- metrical at the base.
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Specimen
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DARIEN: West Ridge trail from summit camp to waterfall, E of camp, Cerro Tacarcuna, 1550- 1700 m, Gentry & Mori 14108 (MO).
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Project Name
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