Jacaranda obtusifolia Bonpl. subsp. obtusifolia

  • Authority

    Gentry, Alwyn H. 1992. Bignoniaceae--part II (Tribe Tecomeae). Fl. Neotrop. Monogr. 25: 1-370. (Published by NYBG Press)

  • Family

    Bignoniaceae

  • Scientific Name

    Jacaranda obtusifolia Bonpl. subsp. obtusifolia

  • Synonyms

    Jacaranda lasiogyne Bureau & K.Schum.

  • Description

    Subspecies Description - Small to medium-sized tree to 15 m tall, the branchlets terete, glabrous. Leaves bipinnate, with 15-25 pinnae, each one with a slightly winged rachis and 9-31 sessile leaflets, these 2-17 mm long, 1-7 mm wide (the terminal leaflets larger), rhombic-elliptic, obtuse, asymmetrically cuneate at base, chartaceous, the margins usually revolute, the underside lanate at base of midvein and sometimes over surface, the upper side and the margins with pubescence of more rigid hairs, the lateral rachises up to 1 mm wide, puberulous, the main rachis unwinged. Inflorescence a terminal or axillary panicle, sometimes ramiflorous, the branches puberulous. Flowers with the calyx reduced, broadly campanulate, conspicuously 5-dentate, more or less puberulous, 2 mm long, 3 mm wide; corolla purple-blue with long trichomes inside and along lobe margins, varyingly glandular-lepidote, very lightly glandular-pubescent at base of the stamens; stamens didynamous, monothecate, the thecae 1.5 mm long, the staminode 2.3-2.5 cm long, the apex enlarged, villous with glandular trichomes in middle and near apex; pistil 2.4-2.5 cm long, the ovary ovoid, slightly flattened, 1.5 mm long, 1 mm wide, densely puberulous, the ovules ca. 6-seriate in each locule; disk cylindric, 0.5-1 mm long, 1 mm wide. Fruit an oblong-elliptic capsule, strongly flattened, cuspidate at apex, abruptly short-stipitate at base, lepidote, 3.5-6(-7) cm long (average: 4.7), 2-3 cm wide (average: 2.5), the margins not undulate; seeds thin, flat, bialate, 6-7 mm long, 16-20 mm wide, the wings hyaline-brownish, not differentiated from seed body.

  • Common Names

    clavellina montanesa, guarupa, rabo de iguana, uadam-kayu, clavellina, san jose, Clavellino, casabe, uada camayu, patico

  • Distribution

    Venezuela and Colombia to Amazonian Peru and Bolivia; 50-700 m elevation.

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