Dichapetalum pauper Rizzini

  • Authority

    Prance, Ghillean T. 1972. Dichapetalaceae. Fl. Neotrop. Monogr. 10: 1-84. (Published by NYBG Press)

  • Family

    Dichapetalaceae

  • Scientific Name

    Dichapetalum pauper Rizzini

  • Type

    TYPE. Ducke MG 15945, Brazil, Pará, Gurupá, fl (holotype, RB; iso type, MG).

  • Description

    Description - Vine, the young branches hispid-tomentose, soon becoming glabrous. Leaves oblong to oblong-lanceolate, coriaceous, 6.0-16.0 cm long, 1.7-4.0 cm broad, tapered into a long usually curved acumen at apex, rounded to. subcordate and unequal at base, plane not bullate above, with a few stiff appressed hairs only beneath; midrib almost plane and pubescent above; primary veins 8-11 pairs, weakly prominent above; venation more or less plane; petioles 1.0-4.0 mm long, hispid to tomentose. Stipules ca 2.0 mm long, ovate, persistent, tomentose, the margins entire. Flowers hermaphrodite; pedicels 1.5-3.0 mm long. Inflorescences short terminal panicles, the rachis and branches hispid-tomentose. Bracts and bracteoles to 3.0 mm long, lanceolate, tomentose. Calyx ca 2.5 mm long, the lobes equal, tomentose on exterior. Corolla of 5 equal deeply bifid lobes, glabrous, free to base. Fertile stamens 5, alternating with and equalling corolla lobes in length. Disc entire, flattened. Ovary bilocular, with 2 ovules in each loculus, lanate on exterior. Style deeply divided into three, lanate at base, glabrescent above. Fruit ellipsoid, unilocular to bilocular; epicarp densely tomentose, mesocarp thin; endocarp thin, bony, glabrous within.

  • Discussion

    Collected in flower in October and January.

  • Distribution

    This species is known from three collections in Brazilian Amazonia.

    Brazil South America| Amazonas Brazil South America|