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(Last Modified On 1/11/2013)
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(Last Modified On 1/11/2013)
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Species
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JUSSIAEA LATIFOLIA Benth.
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PlaceOfPublication
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Hook. Jour. Bot. 2:317. 1840.
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Synonym
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Ludwigia latifolia Hara, Journ. Jap. Bot. 28:292. 1953. Jussiaea geminiflora J. Donnell Smith, Bot. Gaz. 23:246. 1897.
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Description
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Herbaceous to arborescent, 1-5 m. high, branching freely, the branchlets sub- terete, subglabrous except finely puberulent when younger; main trunk to 1 dm. in diameter; petioles 5-15 mm. long; leaf-blades ovate to broadly lanceolate, acuminate at both ends, thin, nearly glabrous to finely puberulent above especially on veins, subglabrous beneath except on the pubescent veins, shining, somewhat bicolored, 5-15 cm. long, with 18-30 principal veins on each side of midrib and with evident submarginal vein; leaves not much reduced up the stem; stipules glandular-setaceous, subulate; flowers 1 or 2 in each upper leaf axil; pedicels puberulent, 2-3 mm. long at anthesis, 3-5 mm. in fruit; bracteoles lance-linear, puberulent, obtusely 4-angled, obconic, 4-5 mm. long; sepals lance-deltoid, acute to acuminate, more or less glandular-serrulate, 4-5 mm. long, somewhat more in fruit; petals yellow, round-obovate, 4-6 mm. long; disc somewhat elevated, pilose; stamens subequal, the filaments flattened, ca. 2 mm. long; anthers slightly longer; style barely 1 mm. long; stigma subglobose, ca. 1.5 mm. thick; ovary obconic, obtusely 4-angled, 4-5 mm. long; capsule subglobose to oblong, scarcely angled, subglabrous to slightly puberulent, 6-12 mm. long; seed oblong-obovoid, 0.6-0.7 mm. long, light brown, shining, obscurely punctate, the raphe not prominent.
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Habit
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Herb
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Distribution
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Wet places. Costa Rica to northern Brazil and adjacent Peru.
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Specimen
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BOCAS DEL TORO: Changuinola Valley, Dunlap 96; Water Valley, H. von Wedel 781 and 1534; Western River near Chiriqui Lagoon, H. von Wedel 2779; Chiriqui Lagoon region, Punta Rovalo to Rovalo River, Seibert 1559; near Chiriqui Lagoon, H. von Wedel I384.
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