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(Last Modified On 9/24/2013)
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(Last Modified On 9/24/2013)
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Genus
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Ateleia (DC.) Benth.
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PlaceOfPublication
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Comm. Legum. Gen. 37, 37. Jun. 1837 (preprint); Ann. Wiener Mus. Naturgesch. 2: 101. 1838.
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Note
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LECTOTYPE: Ateleia pterocarpa Moc. & Sesse ex D. Dietr. (Pittier, 1918).
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Contributor
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Michael 0. Dillon
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Synonym
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Pterocarpus section Ateleia DC., Prodr. 2: 419. 1825; Mem. Legum. 393. 1826. Ateleia Ses. & Moc. ex DC., Prodr. 2: 419. 1825; Mem. Legum. 394. 1826, nom. in syn.
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Description
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Unarmed trees or shrubs. Leaves imparipinnate; leaflets alternate to subop- posite, subcoriaceous; stipules minute and caducous or none, reduced to tufts of hairs; stipels none. Inflorescences racemose, sometimes paniculate, terminal or axillary, 5-20 cm long; bracts small, deltoid or linear, persistent or caducous; bracteoles none. Flowers 10-several hundred, 5-14 mm long; calyx regular, cam- panulate, valvate or subimbricate in bud, truncate or shortly dentate, 5-lobed, the teeth ca. 0.5 mm long; petal 1, white or yellowish, clawed, cucullate, some- times expanded, spatulate at anthesis, glabrous or pubescent, the margin erose or sinuate; stamens free, the anthers uniform, ellipsoid, ca. 1 mm long, dorsifixed; ovary 1-2 ovulate, the stigma subsessile, ovate, obliquely terminal, inflexed. Fruit indehiscent, samaroid, semiorbicular, a narrow wing along the upper suture, 2 valved, usually 1 seeded, compressed stipitate; seeds reniform, compressed, reddish brown to dark brown, the hilum lateral, orbicular or elliptic. Chromo- somes: n = 20.
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Habit
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trees or shrubs
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Distribution
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distributed throughout tropical and subtropical Central and South America.
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Note
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All the species are known from limited ranges with the exception of A. gummifera, which ranges throughout the West Indies and the eastern coast of Central America.
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Reference
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Mohlenbrock, R. H. 1962. A revision of the leguminous genus Ateleia. Webbia 17: 153-186. Pittier, H. 1918. A new species of Ateleia from Colombia. Contr. U.S. Natl. Herb. 20: 113.
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