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

        This species is accepted, and its native range is Brazil (Amazonas).

    [PW]

    ,

    Distribution
    Rio Tefé region of Brazil (Amazonas), lowland rain forest on terra firme at low elevations.
    General Description
    Stems solitary or cespitose, 0.8-1.5 m tall, 1.5-2 cm diam., covered with persistent, decaying leaf bases. Leaves 4-10; leaf spines scattered, black, terete, to 4 cm long, few on sheath and lateral surfaces of petiole, fewer on rachis; sheath 15-20 cm long; ocrea not seen; petiole 0.6-1 m long; rachis 40-76 cm long; pinnae 9-13 per side, irregularly arranged in clusters of 2-3, spreading in different planes, sigmoid, light green; middle pinnae 22-31 x 4.5-6 cm. Inflorescences interfoliar; peduncle to 10 cm long, recurved, densely spinulose; prophyll not seen; peduncular bract 18-20 cm long, moderately covered with soft, brownish spines to 1 cm long; rachis to 3 cm long, densely spinulose; rachillae numerous, filamentous, crowded on rachis, to 3 cm long, at anthesis densely spinulose; 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 not seen; pistillate flowers to 4 mm long; calyx cupular, 1 mm long, with a few, flexuous, brown spinules to 2 mm long; corolla tubular, 3 mm long, densely covered with flexuous, brown spinules to 3 mm long; staminodes 6, small, or absent; fruits ca. 1 cm diam., broadly obovoid, shortly rostrate, orange-red; mesocarp starchy; endocarp turbinate, the sterile pores slightly displaced longitudinally; endocarp fibers few or absent; fruiting perianth with lobed calyx and longer, densely spinulose corolla, without staminodial ring.

    Distribution

    Native to:

    Brazil North

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

    First published in Palms Amazon: 220 (1995)

    Accepted by

    • Giulietti & al. (2009). Plantas raras do Brasil: 1-496. Conservação International, Belo Horizonte, MG.
    • 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.

    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