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(Last Modified On 10/31/2012)
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(Last Modified On 10/31/2012)
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Species
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COMMELINA DIFFUSA Burm. f
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PlaceOfPublication
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Fl. Ind. 18. pl. 7, fig. 2. 1768.
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Synonym
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Commelina longicaulis Jacq. Collect. Bot. 3:234. 1789. Commelina pacifica Vahl, Enum. P1. 2:168. 1806. Commelina caespitosa Roxb. Fl. Ind. 1:178. 1820. Commelina ochreata Schauer, Nova Acta Acad. Leop.-Carol. Nat. Cur. 19: Suppl. 1. 447. 1843.
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Description
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Weak, creeping, subsucculent annuals, glabrous throughout. Leaves ovate- or oblong-elliptic, obtuse or acute, sessile or subsessile, 1-3 cm. long; sheaths 0.5-1.0 cm. long. Inflorescence terminal, the spathe foliaceous, conduplicate, ovate- cordate, open and rounded at the base. Flowers few, pale blue; sepals 0.2-0.25 cm. long; 2 posterior petals narrowly clawed, 0.3-0.5 cm. long, the anterior rudimentary or obsolete.
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Distribution
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Nearly cosmopolitan; very common in waste places in Panama, at widely varying altitudes.
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Specimen
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BOCAS DEL TORO: Water Valley, von Wedel 990; Nievecita, Woodson, Allen & Seibert 1846. CANAL ZONE: between Gatu'n and Lion Hill, Pittier 2560. coCLE: Penonome, Williams 346. CHIRIQUI: Rio Chiriqui Viejo valley, Seibert 238; Boquete, Davidson 67o; Puerto Armuelles, Woodson & Schery 83I. DARIEN: Rio Yape, Allen 363.
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