(Last Modified On 11/20/2012)
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(Last Modified On 11/20/2012)
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Species
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POTHOMORPHE UMBELLATA (L.) Miq.
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PlaceOfPublication
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Comm. Phyt. 36. 1840.
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Synonym
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Piper umbellatzum L. Sp. P1. 1:30. 1753. Piper peltatum Ruiz & Pav. Fl. Peruv. & Chil. 1:3 8, pl. 59. 1798, not L. 1753. Piper sidaefolium Link & Otto, Ic. P1. Sel. Rar. 15, pl. 6. 1820-28, fide Index Kew. Peperornia umbellata Kunth, Syn. P1. Aequin. 1:124. 1822, fide Index Kew. Peperomia sidaefolia A. Dietr. Sp. P1. 1:141. 1831. Lepianthes umbellatum Raf. Sylva Tellur. 84. 1838. Heckeria umbellata Kunth, in Linnaea 13:569. 1839. Heckeria sidaefolia Kunth, loc. cit. 1839. Pothomorphe sidaefolia Miq. Comm. Phyt. 36. 1840. Pothonsorphe Dombeyana Miq. Syst. Pip. 211. 1843. Piper Dombeyanum C.DC. in DC. Prodr. 161:332. 1869. Piper umbellatum var. majus C.DC. loc. cit. 333. 1869. Pothomorphe Alleni Trel. in Ann. Mo. Bot. Gard. 27:306. 1940.
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Description
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A soft-wooded shrub, commonly about 2-3 m. high; flowering internodes from densely rusty-villous to soft-puberulent and commonly more or less hairy in lines; leaves round-ovate or reniform, commonly about 20-25 cm. wide X 18-20 cm. long, sometimes much larger, apex subacute to acute, base openly cordate, about 13- to 15-nerved from the base, the midrib with 2 or 3 branches 1-3 cm. above the base, more or less puberulent or pubescent on both sides especially along the nerves, glandular-dotted, drying membranous, translucent, pellucid-dotted; petiole up to 20 cm. long, vaginate-winged to about the middle; flowering branches axillary, puberulent, about 15 mm. long, or occasionally up to 4 cm.; spikes um- bellate, rather slender, 3-4 mm. thick and up to 10 cm. long; peduncle scarcely 10 mm. long, puberulent; bracts triangular-peltate, marginally ciliate; stamens 2; fruits minute, obpyramidal-trigonous; stigmas 3, sessile.
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Habit
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shrub
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Distribution
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West Indies and on the mainland from Mexico to Brazil and Peru.
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Specimen
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CHIRIQUI: forests around El Boquete, alt. 1000-1300 m., Pittier 3133. COCLE,: vicinity of El Valle, alt. 600-1000 m., Allen 1190.
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