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

        This species is accepted, and its native range is SW. Thailand to Malaya.

    [PW]
    Vernacular
    rotan buloh landak
    Distribution
    All states except Perlis and Malacca. ? Sumatra, Borneo.
    General Description
    Clustering rattan varying from almost stemless rosette plants to plants climbing to 5 m tall. Stem without sheaths to 3.5 cm, less in climbing forms, with internodes 5-10 cm long. Sheath dull brownish green densely covered with reddish brown or dull dark brown indumentum and armed with dark brown to blackish spines to 4 cm long some erect, some reflexed, borne in oblique or horizontal partial whorls, the larger thorns frequently inter-sperced with much smaller spines. Knee absent in non-climbing forms. Spines around leaf sheath mouth usually erect and much larger than the other spines. Leaf shortly to longly cirrate, in extreme small forms ecirrate; petiole up to 1 m long armed with lateral spines. Leaflets about 65 on each side of the rachis regularly arranged, rather stiff, to 35 cm by 2.5 cm wide, armed with brown bristles to 5 mm long on 3 nerves above, and only on the mid-nerve below. Inflorescences male and female superficially similar borne on a spiny arching peduncle to 50 cm long (less in climbing forms). First bract densely spiny, persistent. Partial inflorescences crowded, each to about 10 cm long. Mature fruit rounded, to about 1.8 cm in diameter, very shortly beaked covered in 15-18 vertical rows of rich brown scales. Seed rounded to 1.2 cm in diameter. Endosperm deeply ruminate. Seedling leaf with 4-6 equal leaflets.

    Images

    Distribution

    Doubtfully present in:

    Sumatera

    Native to:

    Malaya, Thailand

    Calamus kunstleri (Becc.) W.J.Baker appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1911 Hewitt [s.n.11], Malaysia Daemonorops vagans K000113954

    First published in Phytotaxa 197(2): 144 (2015)

    Literature

    Kew Backbone Distributions
    • Henderson, A. (2009). Palms of Southern Asia: 1-197. Princeton university press, Princeton and Oxford.

    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