1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Bactris Jacq. ex Scop.
      1. Bactris glaucescens Drude

        This species is accepted, and its native range is Brazil to NE. Paraguay.

    [PW]
    Distribution
    Southwestern Amazon region in Brazil (Mato Grosso, Mato Grosso do Sul, Rondônia, and possibly also Bahia and Goiás), Bolivia (Beni, Santa Cruz), and northeastern Paraguay (Alto Paráguay, Amambay, Concepción, San Pedro).
    Vernacular
    Bolivia: chontilla. Brazil: coquinha, coquita, tucum.
    General Description
    Stems cespitose, 1.5-4 m tall, 3-4 cm diam., with rings of spines on nodes. Leaves 4-16; leaf spines scattered or somewhat clustered, black, terete or slightly flattened, to 1 cm long, interspersed with spines to 10 cm long, short and dense on sheath, longer on lateral surfaces of petiole and abaxial and adaxial surface of rachis; sheath 26-30 cm long, fibrous at apex, sheath, petiole, and rachis whitish tomentose, glabrescent; ocrea to 10 cm long; petiole 8-45 cm long; rachis 56-86 cm long; pinnae 26-45 per side, irregularly arranged in clusters of 2-6, stiffly spreading in different planes, oblanceolate, briefly bifid at the apex, whitish brown-Iepidote abaxially, with few spines on margins; middle pinnae 16-32 x 2-2.5 cm. Inflorescences interfoliar; peduncle 8-28 cm long, straight, not spiny or sparsely spiny; prophyll 9-18 cm long; peduncular bract 22-30 cm long, whitish tomentose, moderately covered with straight, black spines to 1 cm long; rachis 3-8 cm long; rachillae 32-42,12-14 cm long, at anthesis densely covered with moniliform trichomes; triads irregularly arranged among paired or solitary staminate flowers; staminate flowers 3-4 mm long; sepal lobes to 1 mm long; petals 3-4 mm long; stamens 5-6; pistillode small or absent; pistillate flowers 2.5-3.5 mm long; calyx cupular, 0.5-1 mm long; corolla tubular, 2-3 mm long; staminodes 6;fruits 1.2-1.5 cm diam., depressed-globose, rostrate, purpleblack; mesocarp juicy; endocarp depressed-oblong, the sterile pores markedly displaced longitudinally to one end of endocarp; endocarp fibers free, numerous, with juice sacs attached; fruiting perianth with cupular, entire margined calyx and tubular, 3-lobed corolla, without staminodial ring.
    Habitat
    Gallery forest, forest edges or savannas, along stream margins and other wet places liable to seasonal inundation, at 100-275 m elevation.

    Images

    Distribution

    Native to:

    Bolivia, Brazil North, Brazil Southeast, Brazil West-Central, Paraguay

    Bactris glaucescens Drude appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1997 Henderson, A. [812], Mato Grosso K000462053
    Nee, M. [34511], Brazil K000462052

    First published in C.F.P.von Martius & auct. suc. (eds.), Fl. Bras. 3(2): 345 (1881)

    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.
    • Gauto, M.I. (2009). Conservation status assessment of Paraguayan Palms (Arecaceae): 1-132. Universitéde Genève, Faculté des sciences. Masters in Biology.
    • Oliveira-Filho, A.T. (2006). Catálogo das Árvores nativas de Minas Gerais: 1-423. Editora UFLA, Lavas, Brasil.
    • 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
    Kew Backbone Distributions
    • 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.
    • Oliveira-Filho, A.T. (2006). Catálogo das Árvores nativas de Minas Gerais: 1-423. Editora UFLA, Lavas, Brasil.

    Sources

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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