Jacaranda poitaei Urb.

  • 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 poitaei Urb.

  • Type

    Type. Haiti. Poiteau s.n. (B*, not seen).

  • Description

    Species Description - Small tree to 8 m tall, the branchlets terete, completely glabrous to minutely puberulous, with whitish lenticels. Leaves bipinnate, with 6 to 26 (-40) pinnae, each pinna 1-7(-9) cm long with usually more or less puberulous rachis and 5-33(-44) sessile oblong-elliptic leaflets, these 2-13 mm long and 1-5 mm wide, rounded at apex, the base rounded to truncate or minutely subcordate, membranaceous to coriaceous, glabrous to appressed puberulous below, sometimes with longer trichomes at base. Inflorescence a more or less congested terminal panicle, minutely puberulous, the bracts linear, 2-5 mm long, caducous. Flowers with the calyx reduced, broadly campanulate, 5-dentate, 1-2 mm long, 2-3 mm wide, minutely puberulous; corolla light blue, tubular-campanulate above a narrow neck which is conspicuously curved and somewhat enlarged toward the base, 2.5-4 cm long, 1-1.4 cm wide at the mouth, the lobes ca. 0.5 cm long, the tube 2-3 cm long, puberulous with flexuous, in part several-celled, trichomes outside, more densely so at base, mostly glabrous inside, sparsely glandular pubescent at the stamen insertion; stamens didynamous, the anthers monothecate, the second theca reduced to a minute appendage, the theca 2-2.5 mm long, the long staminode 2.5-3 cm long, subexserted, the apex slightly capitate, conspicuously glandular-pilose except at base; ovary flattened-ovate, somewhat tetragonal, 2 mm long, 1 mm wide, glabrous; disk 1 mm long and wide, fused to base of ovary. Fruit elliptic, obtuse at base and apex, 3-5 cm long, 1.5-2.8 cm wide, the margin not undulate at dehiscence, glabrous, drying brownish; seeds thin, bialate, 0.6-0.7 cm long, 1-1.5 cm wide, the wing hyaline-membranaceous, clearly demarcated from the seed body.

  • Common Names

    avay

  • Distribution

    Native to Hispaniola where it is widespread through much of the island, from sea level to 1400 m.

    Haiti South America| Dominican Republic South America| La Vega Dominican Republic South America| Monte Cristi Dominican Republic South America| Peravia Dominican Republic South America| Santiago Dominican Republic South America|