(Last Modified On 5/30/2013)
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(Last Modified On 5/30/2013)
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Species
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Cynanchum infimicola L. 0. Wms.
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PlaceOfPublication
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Ann. Missouri Bot. Gard. 55: 48. 1968.
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Synonym
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TYPE: Panama, Dwyer & Hayden 7540 (F, MO).
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Description
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Slender herbaceous vines; stems mostly less than 1 mm in diameter, pubescent in lines with one or more small glands on the interpetiolar scars. Leaves lanceo- late to narrowly ovate, acuminate, glabrous or nearly so, 1.5-4.5 cm long and 0.8-2.0 cm wide; the slender petioles 3-9 mm long, pubescent. Cymes umbelli- form; peduncles slender, mostly 6-10 mm long, pubescent, few- to many-flowered; pedicels 2 mm long or less. Flowers with the calyx deeply 5-parted, the lobes elliptic to lanceolate, ca. 0.7 mm long, sparsely puberulent to glabrous; corolla campanulate to suburceolate, the tube ca. 0.7 mm long, glabrous, lobes lanceolate, acute, slightly spreading, densely puberulent within, ca. 1.5 mm long and ca. 0.5 mm wide; corona segments subulate, ca. 1.4 mm long; gynostegium ca. 1.3 mm high; the stigma flat. Follicles paired, subfusiform, smooth, glabrous, 4.4-5 cm long, 3-4 mm in diameter.
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Habit
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vines
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Distribution
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This species is endemic to the Pacific lowlands of Panama.
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Specimen
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CANAL ZONE: K-2 Road, Dwyer & Hayden 7540 (MO). Farfan Beach and vicinity, Dwyer et al. 540 (MO); Kirkbride & Elias 57 (MO); Tyson 1817 (FSU, MO). COCLE: Road to El Cope ca. 7 mi. from Interamerican Highway, Correa 403 (DUKE, MO). Agua- dulce along outskirts of tidal belt, Pittier 4999 (US). Ca. 2 mi. W of El Valle de Anton, Luteyn 1252 (DUKE, MO). Between Las Margaritas and El Valle, Woodson et al. 1263 (MO). Road to El Valle de Anton, D'Arcy & D'Arcy 6717 (MO). PANAMA: Isla Tabaguilla, Duke 5871 (MO). Morro Island (off Tobago), D'Arcy & D'Arcy 6780 (MO). Isla de Tobago, Dwyer 2809 (MO); Pittier 3539 (US); Woodson et al. 1499, 1500, 1501 (all MO). Rio Mar, along road to beach, Blum & Dwyer 2485 (FSU, MO). Savanna near Rio Mar, Duke 12414 (MO, OS). Near beach at Nueva Gorgona, Duke 4491 (MO).
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