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(Last Modified On 3/8/2013)
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(Last Modified On 3/8/2013)
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Species
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HIBISCUS ROSA-SINENSIS L.
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PlaceOfPublication
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Sp. P1. 694. 1753.
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Description
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Shrub up to 7 m high, the branchlets glabrous or nearly so. Leaves rather short-petiolate, the petiole up to 3 cm long, the stipules lanceolate-subulate; blade ovate, subcuneate, rounded or truncate at the base, acute to more or less long- acuminate at the apex, irregularly and coarsely serrate at the margin, up to 12-15 cm long and 7-9 cm wide, membranous, glabrous or nearly so, 5- or 7-palminerved, the nerves prominent beneath. Flowers large, axillary, solitary, the pedicels short to usually elongate and slender, articulated above the midde, up to 12.5 cm long, glabrous or sparsely minutely stellate-puberulus; epicalyx or 5-7 bractlets, these free, narrowly ovate, acute, 0.7-1 cm long, sparsely minutely stellate-puberulus; calyx tubular-campanulate, lobed, 10-nerved, 1.8-2.4(-3) cm long, sparsely minutely stellate-puberulus, the lobes deltoid, acute, 0.5-0.8 cm long; petals broadly cuneate- obovate, rounded at the apex, entire to more or less deeply rounded-crenate at the margin, 8(6-10) cm long, usually bright red; staminal tube exceeding the corolla, long-exserted and up to 11-12 cm long, 5-lobed at the apex, antheriferous on the upper part, the filaments about 6-9 mm long; style about 1 cm longer than the staminal tube, the branches up to 1 cm long, sparsely villous, the stigmas hirtellous. Capsule not seen.
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Habit
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Shrub
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Distribution
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Chinese Hibiscus, presumably indigenous to eastern Asia, is now one of the most extensively planted ornamentals, often as a hedge plant, in all tropical and subtropical regions; occasionally it escapes and naturalizes.
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Common
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papo
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Specimen
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CANAL ZONE: Frijoles, cut over and cultivated area, Ebinger 315 (MO); Barro Colo- rado Island, cult., Woodworth & Vestal 634 (F); vic of Madden Dam, Dwyer & A. Robyns 16 (MO); Balboa, cult., Maxon 6832 (US). COLON: between Catival, Canal Zone, and France Field, brushy slope, wild, Standley 30350 (US). PANAMA: Panama City, evidently wild in dry sunny sandy jungle adjacent to ocean beach, Macbride 2611a (F, US); Bella Vista, coastal thicket, wild, Standley 25316 (US).
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