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(Last Modified On 3/13/2013)
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(Last Modified On 3/13/2013)
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Genus
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Impatiens L.
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PlaceOfPublication
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Sp. PI. 937, 1753.
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Description
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Annuals in our species; stems glabrous. Leaves serrate to crenate-denticulate, petiolate. Inflorescences axillary. Flowers pedicellate; sepals 3; the lateral petals connate in pairs. Fruit an elastically dehiscent, glabrous or pubescent capsule.
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Distribution
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Widely distributed in the Old World tropics with only a few species in the more temperate regions of the New World.
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Note
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Several species are often grown as ornamentals. In Panama two species occur, one native and a possible escape; a third species, I. balsamii, is probably grown as an ornamental in Panama, but no collection has been seen.
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Key
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a. Leaves opposite, the margins serrate toward the apex, without hairs on the apex of the serrations; posterior sepal gradually spurred, the spur tapering, incurved ------------------1. I. turrialbana aa. Leaves alternate, the margins crenate-denticulate with tentacular hairs on the apex of the crenations; posterior sepal abruptly spurred, the spur slender, slightly curved ----------. 2. I. wallerana
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