1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Bactris Jacq. ex Scop.
      1. Bactris halmoorei A.J.Hend.

        This species is accepted, and its native range is SE. Colombia to Peru and NW. Brazil.

    [PW]
    Distribution
    Peru (Amazonas, Loreto) and Brazil (Acre, Amazonas).
    General Description
    Stems cespitose, with to 8 stems per clump, 2-8 m tall, 4-5 cm diam., spiny on internodes. Leaves 4-9; leaf spines mostly solitary and scattered, black, somewhat flattened, to 8 cm long, denser on sheath and proximal part of petiole, scattered on abaxial surface of rachis; sheath 30-60 cm long; ocrea not seen; petiole 65-92 cm long; rachis 1.6-2.5 m long; pinnae 27-42 per side, irregularly arranged in clusters, spreading in different planes, broadly lanceolate, with visible cross-veins, occasionally spiny on the margins; middle pinnae 45-56 x 4-6.5 cm. Inflorescences interfoliar; peduncle 15-23 cm long, recurved, flattened, spiny; prophyll 20-25 cm long; peduncular bract 40-50 cm long, persistent, densely covered with blackish or brownish spines to 1 cm long; rachis to 7 cm long, densely spiny; rachillae to 80, filamentous, 14-16 cm long, densely to moderately covered proximally with spinules; 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 1.5-2.5 mm long; sepal lobes 0.5-1 mm long; petals 1.5-2 mm long; stamens 3; pistillode small or absent; pistillate flowers to 6 mm long; calyx cupular, 1.5-2 mm long, glabrous; corolla tubular, 4-5 mm long, spinulose; staminodes absent; fruits ca. 1.5 cm diam., broadly obovoid, shortly rostrate, orange or red, with soft spinules; mesocarp starchy; endocarp obovoid, the sterile pores slightly displaced longitudinally; endocarp fibers few or absent; fruiting perianth with lobed calyx much shorter than the lobed corolla, without staminodial ring.
    Habitat
    Terra firme or low-lying, wet places near small streams, in lowland rain forest at 150-300 m elevation.
    Vernacular
    Brazil: marajá. Peru: nejilla, uhahík, ujagkit.
    [CPLC]

    Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

    Distribution
    Nativa en Colombia; Alt. 80 - 150 m.; Amazonia.
    Habit
    Arbusto, palma cespitosa
    Conservation
    Preocupación Menor

    Images

    Distribution

    Native to:

    Brazil North, Colombia, Ecuador, Peru

    Bactris halmoorei A.J.Hend. appears in other Kew resources:

    First published in Fl. Neotrop. Monogr. 79: 86 (2000)

    Accepted by

    • Bernal, R., Gradstein, R.S. & Celis, M. (eds.) (2016). Catálogo de plantas y líquenes de Colombia 1-2: 1-3068. Libro impreso.
    • 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.

    Literature

    Palmweb - Palms of the World Online
    • Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000
    Kew Backbone Distributions
    • Bernal, R., Gradstein, R.S. & Celis, M. (eds.) (2016). Catálogo de plantas y líquenes de Colombia 1-2: 1-3068. Libro impreso.

    Sources

    Catálogo de Plantas y Líquenes de Colombia
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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