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(Last Modified On 11/27/2012)
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(Last Modified On 11/27/2012)
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Genus
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DIALIUM L.
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PlaceOfPublication
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Mant. 1:3. 1767.
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Synonym
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Arouna Aubl. P1. Guian. Franc. 1:16, t. 5. 1775. Aruna Schreb. Gen. P1. 1:26. 1789. Cleyria Neck. Elem. 2:183. 1790. Codarium Sol. ex Vahl, Enum. 1:3 02. 1805.
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Description
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Unarmed trees, usually large. Leaves once-pinnate; leaflets few, moderately large, mostly alternate, coriaceous to submembranaceous; stipules caducous. In- florescence paniculate, axillary or terminal. Flowers small, caducous-bracteate; calyx 5 (rarely 4)-lobed, the lobes imbricate, the receptacular portion short, thick; petals 1-2 and minute, or lacking; stamens 2 or rarely 3, distinct, with short fila- ments; anthers oblong, basifixed, erect, dehiscent by slits; ovary sessile or sub- sessile, generally 2-ovulate; style short, with terminal stigma. Legume subglobose to ellipsoid, sparingly fleshy, indehiscent; seed usually 1, somewhat compressed.
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Habit
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trees
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Distribution
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Essentially a genus of the Old World tropics; with a single species in the New World, ranging from Guatemala to eastern Brazil.
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