1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus longibracteatus W.J.Baker

        This species is accepted, and its native range is Borneo.

    [PW]
    General Description
    Robust clustering, thicket-forming rattan with stems climbing to about 5 m only; stem without sheaths to 25 mm diam., with sheaths to 50 mm, internodes to 25 cm long, frequently less. Sheath bright yellowish-green, on young parts densely covered with red-brown indumentum and long yellowish spines, varying in length up to 7 cm, the spines tending to point in different directions, spines around the sheath mouth particularly large, erect, to 16 cm; knee absent; ocrea to 5 mm, irregularly tattering. Leaf large, cirrate, to 3 m including petiole to 50 cm and cirrus to 60 cm; petiole yellowish brown, covered in deciduous reddish-brown scales and armed with lateral rows of long yellowish spines to 4 cm, and densely armed with scattered short erect spines on the upper surface, the lower surface very sparsely armed; leaflets c. 35 on each side of the rachis, regularly arranged, though rather distant, shiny green, the longest to 45 × 3 cm, ± unarmed except for marginal bristles, transverse veinlets conspicuous, and undersurface dotted with minute brown scales. Inflorescence to 50 cm, the male with crowded rachillae, the female with rather lax, ± divaricating branches, up to 9 partial inflorescences in both sexes; primary bracts thin, coriaceous, sparsely spiny, soon falling; secondary and tertiary rachilla bracts conspicuous, irregularly tattering; male rachilla to 8 cm with crowded, strictly distichous flowers; female rachilla to 12 cm with conspicuous overlapping bracts and less crowded distichous flowers. Mature fruit relatively small, rounded or ovoid, to 13 × 11 mm, shortly beaked, covered in 15 vertical rows of rich brown shiny scales. Seed to 10 × 10 × 6 mm, deeply pitted and ruminate. Seedling leaf not known. (Fig. 28, Pl. 6B).
    Distribution
    Widespread in coastal areas. Elsewhere in coastal areas of Sabah and Sarawak, not yet recorded for Kalimantan. Endemic to Borneo.
    Vernacular
    Wi Belubu (Br.,Dus.)
    [PW]
    Use
    Produces a large cane of medium quality, but the cane is rarely of any length.

    Images

    Distribution

    Calamus longibracteatus W.J.Baker appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jul 21, 2000 Sharbini [BRUN15381], Brunei Daemonorops longispatha K000113149
    Dec 7, 1990 Cuadra [A1371], Malaysia Daemonorops longispatha K000520573
    Apr 16, 1981 Dransfield, J. [JD5923], Malaysia Daemonorops longispatha K000520584
    Oct 3, 1979 Dransfield, J. [JD5724], Malaysia Daemonorops longispatha K000520581
    Oct 3, 1979 Dransfield, J. [JD5723], Malaysia Daemonorops longispatha K000520582
    Jul 7, 1976 Jawa [S36608], Malaysia Daemonorops longispatha K000520586
    May 8, 1975 Ashton, P. [S21558], Malaysia Daemonorops longispatha K000520583
    May 8, 1975 Moore, H.E. [9182], Malaysia Daemonorops longispatha K000520585
    May 1, 1975 Moore, H.E. [9102], Malaysia Daemonorops longispatha K000520576
    May 1, 1975 Moore, H.E. [9152], Malaysia Daemonorops longispatha K000520575
    May 1, 1975 Moore, H.E. [9103], Malaysia Daemonorops longispatha K000520578
    Jan 1, 1906 Gov., Creagh [s.n.1], Malaysia Daemonorops longispatha K000520572
    Dransfield [5923], Borneo Daemonorops longispatha 45247.000
    Wong, K.M. [148], Brunei Daemonorops longispatha K000520574
    Amin [SAN115638], Malaysia Daemonorops longispatha K000520577
    KPD Markiras Rattan Corp [D], Malaysia Daemonorops longispatha K000520580
    KPD Markiras Rattan Corp [s.n.1], Malaysia Daemonorops longispatha K000520579

    First published in Phytotaxa 197(2): 145 (2015)

    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.

    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