Merremia gemella (Merremia gemella)
Description
Herbs, twining or prostrate; axial parts smooth, appressed yellowish pubescent. Stems often rooting at nodes and internodes. Petiole 1.5-6 cm, rarely minutely tuberculate; leaf blade often ovate, 2.5-6.5 X 1.5-4.3 cm, glabrous or short pilose, base broadly cordate, proximal margin entire, undulate or coarsely crenate, sometimes 3-lobed, apex - attenuate, mucronulate. Inflorescences umbelliform or forked with short racemelike branches, few flowered; peduncle 2.5-10 cm; bracts early deciduous, minute. Pedicel 3-6 mm. Sepals broadly obovate to - circular, - unequal, margin scarious, emarginate, slightly mucronulate or not, slightly enlarged in fruit; outer 2 abaxially - pilose, 4-6 mm; inner 3 subglabrous, 6-7 mm. Corolla yellow, campanulate to funnelform, 1.5-2 cm, midpetaline bands dark, glabrous outside; limb shallowly 5-lobed; lobes emarginate and mucronulate. Filaments pubescent basally. Ovary glabrous. Capsule depressed-globose, ca. 7 mm, coarsely wrinkled. Seeds trigonous, dark gray or brownish puberulent. 2N = 58.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Magnoliophyta
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Class: Magnoliopsida
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Order: Solanales
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Family: Convolvulaceae
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Genus: Merremia
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