Tabebuia chrysea S.F.Blake
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Authority
Gentry, Alwyn H. 1992. Bignoniaceae--part II (Tribe Tecomeae). Fl. Neotrop. Monogr. 25: 1-370. (Published by NYBG Press)
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Family
Bignoniaceae
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Scientific Name
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Type
Type. Venezuela. Zulia, Curran & Haman 737 (holotype, GH; isotypes, A, K, NY, US).
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Synonyms
Tecoma chrysea (S.F.Blake) Pittier, Cybistax chrysea (S.F.Blake) Seibert, Roseodendron chryseum (S.F.Blake) Miranda
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Description
Species Description - Tree to 20 m, branchlets subterete, finely striate-ridged, puberulous. Leaves palmately 5-foliolate, the leaflets oblong-elliptic, acute, the bases truncate, to 24 cm long and 9 cm wide, usually much smaller (to 13 cm long and 5 cm wide), serrate to serrulate, membranaceous, the surface somewhat rough, especially above, puberulous above and below with dendroid trichomes, drying olive; petiolules to 7 cm long, the petiole to 24 cm long, tomentose with dendroid and barbate trichomes. Inflorescence a large terminal panicle with the central rachis well developed and lateral branches very short, dendroid-pubescent. Calyx campanulate, 12-20 mm long, 6-15 mm wide, finely membranaceous, more or less bilabiate to irregularly several-dentate, somewhat lepidote and puberulous; corolla dark yellow with a slight orangish tint, with reddish striations in throat, tubular-infundibuliform, 4-7.5 cm long, 0.8-2 cm wide at mouth of tube, the tube 3-4.5 cm long, the lobes 1-2.5 cm long, the tube lightly puberulous to almost glabrous outside, generally glabrous inside, pubescent at level of stamen insertion, the lobes also lightly pubescent; stamens didynamous, the thecae divaricate, 2-2.5 mm long; pistil 2-3 cm long, the ovary linear, 5-6 mm long, 0.6 mm wide, minutely tomentulose, the ovules 4-seriate in each locule; disk annular, 0.5 mm long, 2 mm wide. Fruit an elongate-linear capsule, somewhat flattened, 32-45 cm long, 0.9-1.3 cm wide, longitudinally striate-costate, puberulous with simple and branched trichomes; seeds thin, bialate, 0.4-0.9 cm long, 1.5-2 cm wide, the wings hyaline-membranaceous, sharply demarcated from seed body.
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Common Names
Araguán, araguaney, penda, cañada, pendra, roble amarillo
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Objects
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Distribution
Endemic to the dry forest of northern Colombia and northwestern Venezuela; 30-600 m elevation.
Colombia South America| Atlántico Colombia South America| Bolívar Colombia South America| César Colombia South America| Guajira Colombia South America| Venezuela South America| Falcón Venezuela South America| Lara Venezuela South America| Trujillo Venezuela South America| Zulia Venezuela South America|