1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Bactris Jacq. ex Scop.
      1. Bactris setiflora Burret

        This species is accepted, and its native range is Ecuador (Pastaza).

    [PW]
    Vernacular
    Ecuador: chibu, chonta brava, kamanchai (Shuar), shibu.
    Conservation
    Endangered (Borchsenius & Skov 1999). Criteria B1, B2a
    General Description
    Stems cespitose, forming large clumps of 5-30 stems, 2.9-5 m tall, 2-5 cm diam., densely spiny on internodes. Leaves 3-6; leaf spines scattered, flattened, yellowish brown, tomentose and spinulose, to 8 cm long, on sheath and lateral surfaces of petiole, few or absent on rachis; sheath 40-71 cm long, sheath, petiole, and rachis densely brown-tomentose; ocrea prominent, spiny, tomentose, 14-25 cm long; petiole 20-33 cm long; rachis 1.1-1.8 m long; pinnae 25-34 per side, regularly arranged, spreading in the same plane, linear-lanceolate to sigmoid, spinulose abaxially and on veins adaxially; middle pinnae 48-66 x 3-4 cm. Inflorescences interfoliar; peduncle 18-20 cm long, recurved, spinulose; prophyll 20-32 cm long; peduncular bract 35-49 cm long, densely covered with yellowish brown or dark brown spines to 2 cm long; rachis 3-5 cm long; rachillae 11-23, 8-15 cm long, at anthesis densely covered with spinules; triads irregularly arranged among paired or solitary staminate flowers; staminate flowers not seen; pistillate flowers (post-anthesis) to 6 mm long; calyx cupular, to 3 mm long, spinulose; corolla urceolate, to 4 mm long, densely spinulose; staminodes not seen; fruits 2- 3 x 2-3 cm, obovoid, lilac; mesocarp juicy; endocarp obovoid, the sterile pores displaced longitudinally; endocarp fibers numerous, with juice sacs attached; fruiting perianth with lobed, 4 mm long, spinulose calyx and lobed, 8 mm long, spinulose corolla, without staminodial ring. Understorey palm. Stems clustered, to 5 m long, 2.5-5 cm in diameter. Leaves 1.5-2.5 m long; pinnae 25-35 on each side, regularly inserted in one plane; central pinnae 45-70 cm long, 3-4.5 cm wide; leaf axis covered with brown or black bristles and spines. Inflorescence 25-50 cm long, densely covered with dark brown bristles on most parts; branches 10-25, to 15 cm long. Female flowers scattered along the branches. Fruit black, flattened at top, rostrate, 2-2.5 cm in diameter; fruiting perianth with a short calyx and a slightly longer, densely bristly corolla; staminodial ring absent.
    Distribution
    Endemic to a small area E of the Andes in Ecuador, on terra firme. Ecuador (Pastaza) montane forest at 770-1100 m elevation.

    Distribution

    Native to:

    Ecuador

    Bactris setiflora Burret appears in other Kew resources:

    First published in Notizbl. Bot. Gart. Berlin-Dahlem 14: 328 (1939)

    Accepted by

    • 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
    • Borchsenius F., Borgtoft-Pedersen H. and Baslev H. 1998. Manual to the Palms of Ecuador. AAU Reports 37. Department of Systematic Botany, University of Aarhus, Denmark in collaboration with Pontificia Universidad Catalica del Ecuador

    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