(Last Modified On 8/12/2013)
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(Last Modified On 8/12/2013)
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Species
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Zanthoxylum microcarpum Griseb.
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PlaceOfPublication
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Fl. Brit. W. Ind. 138. 1859
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Note
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TYPE: Dominica, (?K, not seen).
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Synonym
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Fagara microcarpa (Griseb.) Krug & Urb. in Urb., Bot. Jahrb. Syst. 21: 570. 1896.
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Description
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Shrubs or trees, 2-20 m high; trunks armed, the branchlets stellate pubescent. Leaves odd-pinnate, 52 cm long, 20 cm wide; petiole canaliculate above, reddish, stellate pubescent and puberulent; leaflets 11-39, opposite to subopposite, nar- rowly elliptic, narrowly acuminate apically, cuneate and inequilateral basally, the margins coarsely crenate, the blade pellucid punctate throughout, firm mem- branaceous, stellate pubescent and puberulent, paler beneath, the midvein red- dish, to 11.5 cm long, 2 cm wide, the petiolules ca. 1 mm long on the lateral leaflets and ca. 1 cm long on the terminal leaflets. Panicles terminal, much branched, mostly 10-15 cm long, the branches reddish, stellate pubescent. Flowers whitish; sepals 5, triangular, less than 1 mm long; petals 5, imbricate, 1.5-2.0 mm long; stamens 5, abortive in carpellate flowers; carpels 2 in carpellate flowers, the style less than 1 mm long, the stigma capitate. Follicles 1 or 2, subglobose, punctate verrucose, 4-5 mm in diameter; seeds compressed, black, lustrous. The single collection known from Panama is sterile. Details of inflorescence, flowers, and fruits given above are, in part, after Standley and Steyermark (1946).
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Habit
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Shrubs or trees
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Distribution
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This species occurs from Chiapas, Mexico, along the Caribbean side of Central America to northern South America, Trinidad, and the Lesser Antilles. Zanthox- ylum microcarpum is perhaps not specifically distinct from Z. rhoifolium Lam. of Peru, Bolivia, Brazil, Paraguay, and Argentina.
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Specimen
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PANAMA: Near Matias Hernaindez, Standley 28961 (US).
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Tag
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Project Name
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