1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus angustifolius Griff.

        This species is accepted, and its native range is Peninsula Thailand to Peninsula Malaysia.

    [PW]
    Vernacular
    rotan getah
    Distribution
    Widespread throughout the lowlands of Malaya but not recorded for Perlis or Penang.
    General Description
    Clustering moderately robust high climbing rattan producing dense thickets, ultimately climbing to 40 m. Stem without sheaths to about 2.5 cm in diameter, with sheaths to 4 cm; internodes to 35 cm. Sheaths dull greenish brown densely armed with triangular black spines to 2.5 cm long by 5 mm wide, and abundant red-brown to dark brown indumentum. Knee conspicuous. Ocrea poorly developed. Whole leaf to 3.5 m long including petiole to 30 cm and cirrus to 1.25 m. Petiole armed with black spines along edges and near edges on upper surface, and along the mid-line below. Leaflets up to about 100 on each side regular, narrow crowded, up to 35 cm long by 1.5 cm wide, armed with bristles on three nerves above and main nerve below. Inflorescences male and female very similar, sessile ± erect to 35 cm long by 15 cm wide, terminating in a beak to 15 cm long, all inner bracts enclosed within the outermost; outermost bract rather evenly and not very densely armed with spines similar to those on the leaf sheath to 3 cm long by 4 mm wide. Ripe fruit rounded to 1.8 cm in diameter, shortly beaked, covered in 15-18 vertical rows of reddish brown scales with darker tips. Seed rounded but somewhat flattened on two sides, to 1.3 cm in diameter; endosperm deeply ruminate. Seedling leaf with about 10 crowded pinnae.
    [PW]
    Use
    Produces a coarse cane, useful for rather low quality furniture, and also used rather extensively for core.

    Images

    Distribution

    Native to:

    Malaya, Thailand

    Calamus angustifolius Griff. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 21, 1934 Ridley, H.N. [11983], Peninsular Malaysia Daemonorops angustifolia K000208152 isotype
    Griffith [s.n.], Peninsular Malaysia Daemonorops angustifolia K000207621 isotype
    Griffith [s.n.], Peninsular Malaysia Daemonorops angustifolia K000207622 isotype
    Griffith [s.n.], Peninsular Malaysia Daemonorops angustifolia K000207623 isotype
    Sangaji [3], Indonesia Daemonorops angustifolia K000520279
    Ridley, H.N. [7002], Peninsular Malaysia Daemonorops angustispatha K000208151 isotype

    First published in Calcutta J. Nat. Hist. 5: 89 (1845)

    Not accepted by

    • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Daemonorops angustifolia.]
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Daemonorops angustifolia.]

    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