(Last Modified On 5/31/2013)
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(Last Modified On 5/31/2013)
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Species
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Evolvulus alsinoides (L.) L.
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PlaceOfPublication
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Sp. P1., ed. 2. 392. 1762.
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Synonym
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Convolvulus alsinoides L., Sp. PI. 157. 1753. LECTOTYPE: Ceylon, Herb. Hermann 3: 55 (BM, not seen). Convolvulus linifolius L., Syst. Nat., ed. 10. 923; Amoen, Acad. 4: 306. 1759. LECTOTYPE: Senegal, (LINN, 393.5, not seen; microfiche). Evolvulus linifolius (L.) L., Sp. PI., ed. 2. 392. 1762.
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Description
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Herbs; stems herbaceous or suffrutescent, reclining or ascending, pubescent with spreading trichomes. Leaves oblong, elliptic-oblong or lanceolate, 1-2.5 cm long, mostly less than 1 cm wide, subsessile, acute to obtuse basally and apically, pubescent. Flowers on peduncles mostly equaling the leaves; sepals lanceolate, acute or acuminate, 2-3 mm long, pubescent; corollas mostly pale blue, sometimes white, 3-7 mm broad; ovary glabrous. Fruits capsular, globose, glabrous; seeds black, smooth.
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Habit
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Herbs
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Note
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This species flowers from March to August and in December.
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Distribution
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ranges from the southern United States through Central America and into South America. It is widely dispersed in the Old World tropics.
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Note
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Ooststroom (1934) recognized a number of varieties in this species complex. Differences between the named populations are subtle. In Panama I have seen material from only var. debilis (H.B.K.) Ooststr.
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Specimen
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CANAL ZONE: Balboa, Standley 26436 (US). CHIRIQUI: Llano de Volcan, Allen 4848 (US). 1 mi. N of El Hato del Volcan, Croat 10692 (MO). Boquete, Davidson 662 (MO, US); Lewis et al. 368 (MO). Near El Boquete, Maxon 5143 (US). El Boquete, Pittier 3155 (US). Llano del Volcan, Seibert 344 (MO). Llanos Francia, Boquete, Stern et al. 1221 (MO). El Volcan, Tyson 5828 (MO). COCLE: Aguadulce, Pittier 4879 (US). HERRERA: OCU', Ebinger 1093 (MO).
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