1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Bactris Jacq. ex Scop.
      1. Bactris rhaphidacantha Wess.Boer

        This species is accepted, and its native range is Suriname to Brazil (Amapá).

    [PW]
    Vernacular
    French Guiana: koua 'hm ' (Oyampi) petit ouara (Creole), piritu (Trio), zagrinette, zagrinette forêt.
    General Description
    Stems solitary or cespitose, 0.3-1.5 m long, 5-8 cm diam., not spiny or with a few spines on internodes. Leaves 8-16, erect and forming a funnel; leaf spines black, terete or somewhat flattened, to 10 cm long, dense on sheath, fewer on lateral margins of petiole, mostly absent from rachis or scattered on abaxial surface; sheath 40-60 cm long; ocrea not seen; petiole 0.5-1.5 m long; rachis 1.4-3 m long; pinnae 25-40 per side, regularly arranged, spreading in the same plane, linear, long acuminate; middle pinnae 43-85 x 3-4 cm. Inflorescences interfoliar; peduncle 10-20 cm long, recurved, not spiny; prophyll 8-17 cm long; peduncular bract 15-35 cm long, densely covered with black or brown spines; rachis 5-7 cm long; rachillae 25-40, filamentous, to 8 cm long, at anthesis densely covered with brown, moniliform trichomes; triads more or less regularly arranged (but often with solitary staminate flowers interspersed) on proximal ca. half or more of rachillae, and there tending to be absent from adaxial side of rachillae (paired or solitary staminate flowers only on distal ca. half of rachillae); staminate flowers (immature) 2 mm long; sepal lobes 1.5 mm long; petals 2 mm long; stamens 4-7; pistillode absent; pistillate flowers to 3 mm long; calyx cupular, 1.5-3 mm long; corolla cupular, 2-3 mm long, tomentose; staminodes absent; fruits 1-1.2 cm diam., obovoid, shortly rostrate, orange-red, with deciduous, short black spinules; mesocarp starchy; endocarp turbinate, the sterile pores more or less equally spaced; endocarp fibers few or absent; fruiting perianth with small, glabrous, lobed calyx and larger, glabrous, lobed corolla, without staminodial ring.
    Distribution
    Eastern Amazon region in Suriname, French Guiana, and Brazil (Amapá); lowland rain forest on terra firme, at 100-550 m elevation.

    Images

    Distribution

    Native to:

    Brazil North, French Guiana, Suriname

    Bactris rhaphidacantha Wess.Boer appears in other Kew resources:

    First published in Indig. Palms Surin.: 93 (1965)

    Accepted by

    • Lorenzi, H., Noblick, L.R., Kahn, F. & Ferreira, E. (2010). Brazilian Flora Arecaceae (Palms): 1-268. Instituto Plantarum de Estudos da Flora LTDA, São Paulo, Brazil.
    • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.

    Literature

    Palmweb - Palms of the World Online
    • Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000

    Sources

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Palmweb - Palms of the World Online
    Palmweb 2011. Palmweb: Palms of the World Online. Published on the internet http://www.palmweb.org. Accessed on 21/04/2013
    Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License http://creativecommons.org/licenses/by-nc-sa/3.0