1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus radulosus Becc.

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

    [PW]
    Distribution
    Perak: only known from the type (Scortechini 468b in Florence) and one collection by Kunstler (1871) from Gopeng.
    General Description
    ? Solitary or ? clustering rattan climbing to 10-15 m. Stem without sheaths 1.5 cm in diameter, with sheaths to 3 cm. Internodes about 15 cm long. Sheaths densely armed with triangular swollen based spines about 6 mm long, obliquely aligned and somewhat upward pointing. Knee present. Ocrea inconspicuous. Flagellum present. Leaf ecirrate to about 1.5 m long; petiole absent. Leaflets numerous, regular, close, narrow, the longest to 45 cm long by 2.5 cm broad, the two terminal leaflets smallest, joined briefly. Female inflorescence ending in a flagellum, bearing partial inflorescences to 1 m long, bearing up to 15 rachillae on each side, with rachillae to 10 cm long. Bracts densely armed with small spines. Mature fruit not known.
    Vernacular
    rotan ?

    Distribution

    Native to:

    Malaya, Thailand

    Calamus radulosus Becc. appears in other Kew resources:

    First published in J.D.Hooker, Fl. Brit. India 6: 443 (1892)

    Accepted by

    • Barfod, A.S. & Dransfield, J. (2013). Flora of Thailand 11(3): 323-498. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

    Literature

    Palmweb - Palms of the World Online
    • J. Dransfield, A Manual of the rattans of the Malay Peninsula. Malayan Forest Recirds 29.. 1979
    Kew Backbone Distributions
    • Barfod, A.S. & Dransfield, J. (2013). Flora of Thailand 11(3): 323-498. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.

    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