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Project Name Data (Last Modified On 4/10/2013)

Flora Data (Last Modified On 4/10/2013)
Species Prestonia exserta (A. DC.) Standley
PlaceOfPublication Jour. Washington Acad. Sci. 15: 460. 1925.
Synonym Haemadictyon exsertum A. DC., Prodr. 8: 426. 1844.
Description Vines, mostly herbaceous, the younger stems pubescent, the hairs uniseriate. Leaves elliptic or narrowly elliptic to obovate, acute, obtuse to shallowly rounded basally, to 10 cm long and 4.5 cm wide, pubescent, more so beneath, membra- naceous; petioles 3-11 mm long, weakly perfoliate, glandular in the axils. In- florescences corymbose, many-flowered, axillary and alternate, the peduncle 1-2 cm long, pubescent. Flowers with the pedicels 10-15 mm long, pubescent; brac-
Habit Vines
Description teoles linear, ca. 2.5-3.5 mm long, pubescent; calyx-lobes narowly ovate, 6-7 mm long, bearing a squamella within; corolla salverform, green-yellow, ? gla- brous externally, with 5 epistaminal appendages, the tube ca. 15 mm long, pubescent within near the level of stamen attachment, the lobes obliquely ob- ovate, ca. 10-11 mm long; stamens half exserted, the anthers ca. 5 mm long; nectaries 5, connate basally, fleshy, as high as the ovary. Follicles "relatively long and slender, somewhat agglutinated when young, eventually somewhat tor- tuous, 23-29 cm. long, glabrous; seeds 1.2-1.3 cm. long, the pale yellowish coma 2.2-2.7 cm. long."
Distribution Panama, Colombia, Venezuela, and Trinidad.
Specimen CANAL ZONE: Balboa, Standley 32155 (US). Around Culebra, Pittier 5723 (US). Palo Seco, Allen 2248 (US). COCLE: Penonome and vicinity, Williams 362 (US)l PANAMA: Bella Vista, Killip 12009 (US). Agricultural Experiment Station at Matias Hernandez, Pittier 6904 (US). Taboga Island, Standley 27046 (US).
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