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(Last Modified On 9/11/2013)
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(Last Modified On 9/11/2013)
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Species
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Oldenlandia corymbosa L.
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PlaceOfPublication
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Sp. P1. 119. 1753.
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Note
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TYPE: not seen; cited by Linnaeus as in "Trop. Meridionalis."
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Description
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Herbs, prostrate or erect, to 1/3 m tall, sparsely to much branched, the branch- es lax, glabrous, shiny. Leaves narrowly oblong or linear, 1.5-2.0(-3.0) cm long, to 0.45 cm wide, deltoid to acute at the apex, cuneate at the base, the costa evanescent above or barely visible, scarcely prominulous beneath, the lateral veins evanescent, the margin scabridulous, with some proximal papillae, thinly carnose, concolorous, glabrate beneath; petioles to 1 mm long, inserted in the sheath of the connate stipules; stipules cupuliform or obconical, to 2.5 mm long, the cup with several ascending or deflexed glandular fimbriae of unequal length, often exceeding the sheath in length. Inflorescences mostly at the nodes, the flowers solitary or often 2 or 3, infrequently disposed in corymbs of 4-5 flowers, the peduncles filiform, usually about 1/2 as long as the leaves, the pedicels filiform, shorter or longer than the peduncle. Flowers isostylous with the hypanthium small, the calycine lobes 4, triangular, to 1.1 mm long, scabrid marginate; corolla lavender or white, the tube ca. 0.6 mm long, the lobes 1-2 mm long; stamens 4,
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Habit
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Herbs
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Description
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the anthers sessile, rotund, inserted on upper 1/2 of the tube, the pistils glabrous. Fruits capsular, to 2.5 mm wide, truncate at the apex, subplane; seeds 1 per carpel, round, ca. 0.5 mm wide, areolate.
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Note
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Oldenlandia corymbosa is native to Africa, occurring throughout the conti- nent. It was probably introduced into the New World in the 15th century and has spread throughout tropical America.
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Native
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Africa
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Specimen
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BOCAS DEL TORO: Bocas del Toro Island, Lewis et al. 781 (GH, K, MO, US, UC). Changuinola, Lewis et al. 796 (GH, MO), 804 (GH, MO, UC, US). CANAL ZONE: Frijoles, Croat 6077 (MO). E of Gatin Locks, Duke 4297 (MO). Toro Point, Fort Sherman, Duke 4342 (MO). Chagres, Fendler 10 (MO). Madden Dam, Lewis et al. 5365 (COL, MO, SCZ, UC, VEN). Road 3 km SE of bridge, Gamboa, Nee 9434 (MO). Road 2 km NW of Summit Gardens, 80 m, Nee 9431 (MO). Balboa, Standley 25660 (MO). Summit, Standley 26970 (MO). BARRO COLORADO ISLAND: Croat 6800, 7055 (both MO); Ebinger39 (MO); McDaniel 5024 (MO). COCLE: El Valle, Lewis et al. 2507 (COL, DUKE, MO, UC). COL6N: Mouth of Rio Piedras, Lewis et al. 3170 (COL, DUKE, MO, UC, VEN). PANAMA: 2 km W of El Llano, Nee 7961 (MO).
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