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(Last Modified On 9/13/2013)
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(Last Modified On 9/13/2013)
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Species
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Psychotria catillicalyx Dwyer
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Note
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TYPE: Panama, Croat 27548 (MO, holotype).
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Description
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Trees to 4 m tall, the branchlets angular, smooth, cracking when dry, glabrate, the nodes well spaced. Leaves elliptic, 6.5-14.0 cm long, 2.5-5.0 cm wide, deltoid or obtuse toward the apex, acuminate, the acumen to 2 cm long, sometimes falcate, ultimately acute, basally attenuate acute or narrowly cuneate, the costa prominulous on both sides, the lateral veins ca. 9, prominulous, strongly ascend- ing, strict then arcuate, the undulate submarginal vein ca. 2 mm from the margin, the smaller veins inconspicuous, stiffly papyraceous or coriaceous, brown when dry, glabrous; petioles slender, to 2.5 cm long. Inflorescences terminal, panicu- late, glabrous, to 12 cm long, to 12 cm wide, the peduncle absent, the branches 3, slender, terminating the twiglet, the 2 lateral branches to 8 cm long, often conspicuously arcuate, the median branch with 3-4 pairs of well-spaced opposite branches; bracts and bracteoles deciduous, the flowers moderately congested. Flowers pedicellate, the pedicels to 5 mm long, to 0.35 mm wide in the middle, red when dry, glabrous; hypanthium oblong, glabrous, the calycine cup saucer shaped, undulate, to 0.5 mm long, truncate, glabrous, rigid, the teeth absent; corolla white, the tube compressed cylindrical, to 2.5 mm long, to 2 mm wide, glabrous outside, villose within near the filament attachment, carnose, the lobes 5, ca. 2.5 mm long, obtuse, thick, scarcely cucullate; stamens 5, the anthers oblong rotund, ca. 1 mm long, obtuse, the filaments ca. 1 mm long, attached below the mouth; ovarian disc compressed rotund, 1 mm long, black when dry, the style 3.5 mm long, dilated toward the apex, the stigmas 2, narrowly ovate, 1 mm long, ca. 0.25 mm wide, obtuse. Fruits (immature) oblong, to 4 mm long, truncate, red when dry, glabrous, ?costate.
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Habit
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Trees
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Distribution
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known only from Panama.
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Note
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It is distinguished by its saucer-shaped calyx which lacks teeth, its much reduced corolla tube, and the very large compressed rotund ovarian disc.
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Specimen
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VERAGUAS: Valley of Rio dos Bocas, 11 km from Escuela Agricola Alto Piedra on road to Calovebora, Croat 27548 (MO).
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Project Name
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