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(Last Modified On 9/18/2013)
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(Last Modified On 9/18/2013)
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Genus
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Sommera Schlecht.
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PlaceOfPublication
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Linnaea 9: 602. 1834.
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Note
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TYPE: S. arborescens Schlecht.
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Description
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Shrubs or trees, the branchlets pubescent, entire, mostly elliptic, membranous to chartaceous, the intervenal areas conspicuously lineolate; petioles present; stipules interpetiolar, deciduous. Infiorescences axillary, pedunculate, the flow- ers disposed in cymes, corymbs or racemes; bracts and bracteoles present. Flow- ers with the hypanthium turbinate, the calycine cup 4-5-lobed, the lobes broad, often foliose; corolla funnelform or campanulate, hairy outside and within; an- thers dorsifixed, the filaments short, pubescent; ovarian disc cup shaped, the style slender, short, the stigmas linear, often hairy, the ovary 2-celled, the ovules numerous. Fruits baccate, usually globose; calyx cup and lobes persistent; seeds many, obtusely angular.
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Habit
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Shrubs or trees
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Note
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a genus of about a dozen species,
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Distribution
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occurs throughout Central America and tropical South America.
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Note
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It is readily recognized by the lineolate character of the intervenal areas, coupled with the broad calycine lobes. The genus commemorates C. N. Sommer, an entomologist and a friend of D. F. L. Schlechtendal who authored the genus.
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