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(Last Modified On 5/20/2013)
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(Last Modified On 5/20/2013)
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Genus
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Adenocalymma Mart. ex Meisn.
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PlaceOfPublication
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Gen. 1: 300; 2: 208. 1840.
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Note
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LECTOTYPE: A. comosum (Cham.) DC.
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Description
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Lianas; stems with 4 phloem arms in cross section; branchlets terete, without interpetiolar glandular fields, pseudostipules small, more or less subulate, not foliaceous. Leaves 3-foliolate, the terminal leaflet often replaced by a simple tendril. Inflorescence a narrow axillary or terminal bracteate raceme, each bud subtended by a caducous glandular bract. Flowers with the calyx cupular, bila- biate to more or less truncate, usually with conspicuous plate-shaped glands in upper part; corolla yellow, tubular-infundibuliform to tubular-campanulate, usu- ally pubescent outside; anthers glabrous, the thecae straight, divaricate or some- what divergent; pollen ecolpate, the exine alveolate; ovary narrowly cylindrical, lepidote or puberulent, the ovules 2-seriate in each locule; disc pulvinate. Fruit an oblong capsule, the valves parallel to the septum, only slightly compressed, woody, usually with more or less raised lenticels, the median nerve not conspicu-
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Habit
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Lianas
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Description
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ous; seeds bialate or almost wingless, the body thick and corky, the wings when present poorly demarcated, brown at the base and hyaline toward the ends.
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Key
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a. Leaves ovate, drying shiny gray with a distinct cartilaginous margin; twigs usually dry- ing dark with pale flecks; corolla tubular-infundibuliform; anther thecae slightly di- vergent, the connective apiculate ...... 1. A. apurense aa. Leaves narrowly ovate, drying gray-green without a distinct cartilaginous margin; twigs drying tannish; corolla tubular-campanulate; anther thecae widely divaricate, the con- nective not extended ...... 2. A. arthropetiolatum
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