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Project Name Data (Last Modified On 8/12/2013)
 

Flora Data (Last Modified On 8/12/2013)
Species Zanthoxylum microcarpum Griseb.
PlaceOfPublication Fl. Brit. W. Ind. 138. 1859
Note TYPE: Dominica, (?K, not seen).
Synonym Fagara microcarpa (Griseb.) Krug & Urb. in Urb., Bot. Jahrb. Syst. 21: 570. 1896.
Description 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).
Habit Shrubs or trees
Distribution 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.
Specimen PANAMA: Near Matias Hernaindez, Standley 28961 (US).
 
 
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