Ormosia lignivalvis Rudd

  • Authority

    Rudd, Velva E. 1965. The American Species of Ormosia (Leguminosae). Contr. U. S. Natl. Herb. 32(5): 279-384.

  • Family

    Fabaceae

  • Scientific Name

    Ormosia lignivalvis Rudd

  • Type

    Type in the U.S. National Herbarium, no. 2266008, collected at São Paulo de Olivença, Amazonas, Brazil, April 1945, by R. de Lemos Fróes (no. 20796). Duplicates at F, K, and NY.

  • Description

    Latin Diagnosis - Arbor usque ad 50 m. alta; ramuli novelli fulvo- vel cano-velutini; stipulae minutae, deltoideae, 1 mm. longae vel minus, caducae; folia 5-11-foliolata, axi 8-20 cm. longo, velutino, petiolo 2-8 cm. longo, jugis inter sese 1-4 cm. distantibus, foliolis cum petiolulis 3-10 mm. longis et 1.5-3.5 mm. diametro, laminis coriaceis, ellipticis vel oblongis, 3-17 cm. longis, 1.5-9 cm. latis, obtusis vel subacutis, basi obtusis vel subcordatis, supra nitidis, glabris, interdum costa puberulis, subtus uniformiter subsericeis, pilis plus minus crispis, venis secundariis prominentibus, utrinsecus circiter 10-15, fere parallelis, inter sese 3-10 mm. distantibus, angulis venarum costaeque circiter 50°-60°; inflorescentiae cum axibus fulvo- vel ferrugino-velutinis, bracteis deltoideis, 1-4 mm. longis, basi 1 mm. lads, bracteolis deltoideis, 1-1.5 mm. longis; flores 11-12 mm. longi, calyce fulvo velutino, 6-7 mm. longo, tubo 4-4.5 mm. longo, 4.5 mm. diametro, dentibus 2-2.5 mm. longo, petalis atropurpureis, vexillo macula alba notato; fructus dehiscens, lignosus, glabrescens, nitidus, castaneus, nigratus, 1-4-, communes 1-spermus, 6-10 cm. longus, 2.5-4 cm. latus, inter semina aliquanto constrictus, circiter 2.5 cm. crassus, valvulis 5-7 mm. crassus; semina bicolora, coccinea macula nigra notata, 13-15 mm. longa, 12-13 mm. lata, 9-10 mm. crassa, Kilo 3 mm. longo et 1.5 mm. lato.

  • Discussion

    The minutely crispate pubescence of the leaflets and the relatively long hilum of the seed are characters that help to distinguish O. lignivalvis from the other species with thick-valved fruit.

  • Common Names

    Agui, panacoco, barakaro, chaparillo, peonío, tento, tenteiro, tento da terra firma