1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus oblatus (J.Dransf.) W.J.Baker

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

    [PW]
    General Description
    Moderate clustering short-stemmed rattan to 10 m tall, usually less; stems without sheaths to 20 mm diam., with sheaths to 40 mm diam., internodes c. 8 cm long. Sheaths of a very thick texture, dull to bright yellowish-brown, covered in reflexed triangular black-tipped spines to 3 cm long, and abundant black scales; knee present but only slightly swollen, armed along the mid line with a row of reflexed spines continuing up the petiole. Leaf cirrate to 2 m including the cirrus to 75 cm and petiole to 40 cm; petiole yellowish green armed laterally with ± regularly arranged bulbous-based horizontal or slightly reflexed spines to 2 cm; leaflets acuminate, very stiff and coriaceous, up to 15 on each side of the rachis, regular but distant, the longest at the base to 50 × 2 cm, decreasing to 28 × 2 cm near the tip, slightly plicate, unarmed but with short distant teeth along the margins, transverse veinlets conspicuous. Inflorescences to 50 cm long; bracts to 25 × 5 cm, pale brown, extremely tough and almost woody; 1st order branches c. 5, in the female up to 10 cm long; secondary bracts inconspicuous. Mature fruit very large, to 2 × 2.5-2.8 cm, distinctly oblate, shortly beaked, pale green to ivory-coloured when fresh, straw-coloured on drying, covered in 20-24 vertical rows of scales. Seed dull brown, oblate, to 1 × 2.2 cm; sarcotesta sweet; endosperm deeply ruminate. Seedling leaf not known. (Fig. 24).
    Distribution
    Known from a few collections from kerangas in Temburong and Belait Districts. Elsewhere in Sarawak (4th and 5th Divisions) and Sabah. Endemic to Borneo.

    Images

    Distribution

    Calamus oblatus (J.Dransf.) W.J.Baker appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jul 21, 2000 Sharbini [BRUN15380], Brunei Daemonorops oblata K000113150
    Mar 5, 1991 Dewol [SAN124142], Malaysia Daemonorops oblata K000520882
    Apr 28, 1981 Dransfield, J. [JD5978], Malaysia Daemonorops oblata K000520881
    Apr 28, 1981 Dransfield, J. [JD5976], Malaysia Daemonorops oblata K000520880
    Apr 10, 1980 Bidin [SAN84714], Malaysia Daemonorops oblata K000520884
    Oct 2, 1979 Dransfield, J. [JD5721], Malaysia Daemonorops oblata K000520885
    Oct 2, 1979 Dransfield, J. [JD5722], Malaysia Daemonorops oblata K000520883
    Sep 29, 1978 Wood [1887], Malaysia Daemonorops oblata K000520879
    Dransfield, J. [JD5333], Sarawak Daemonorops oblata K000207694 holotype
    Dransfield, J. [6954], Brunei Daemonorops oblata K000520886
    Wong, K.M. [147], Brunei Daemonorops oblata K000520887

    First published in Phytotaxa 197(2): 147 (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.
    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