1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus gracilis Roxb.

        This species is accepted, and its native range is E. India (Andrah Pradesh) to Hainan and Indo-China.

    [PW]
    Biology
    Evergreen forest at 300 - 750 m in Laos, up to 850 m in South Yunnan.
    Vernacular
    wai hom, wai soum, wai tairtair (Lao Loum).
    Distribution
    India (North-east), Bangladesh, China (South Yunnan) and Laos (Central). Also in South-east China (Pei et al. 1991)
    Conservation
    Unknown, but likely to be of low concern due to its wide range and clustering habit, which allows it to tolerate a moderate level of harvesting. However, Renuka (1999) notes that the Indian populations have declined considerably in recent years.
    [PW]
    Use
    The cane is of high quality and widely traded. The shoot is edible.

    Images

    Distribution

    Native to:

    Assam, Bangladesh, China South-Central, East Himalaya, India, Laos, Myanmar, Vietnam

    Calamus gracilis Roxb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    unknown [N1], India K000521873
    Henderson, A. [3140], Myanmar K000208889
    Parry, N.E. [837], India K000521877
    Hooker and Thompson [s.n.E61], India K000521874
    Hooker and Thompson [s.n.E62], India K000521872
    Hooker and Thompson [s.n.E63], India K000521875
    Hooker and Thompson [s.n.E64], India K000521876
    Chen San-yang [05536], China K000521754
    Keenan [s.n.E65], India K000521878

    First published in Fl. Ind. ed. 1832, 3: 781 (1832)

    Accepted by

    • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.
    • Henderson, A. (2009). Palms of Southern Asia: 1-197. Princeton university press, Princeton and Oxford.
    • 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
    • T. Evans & K. Sengdala & B. Thammavong & O.V. Viengkham & J. Dransfield, A Synopsis of the Rattans (Arecaceae: Calamoideae) of Laos and Neighbouring Parts of Indochina. 2002
    Kew Backbone Distributions
    • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.
    • Henderson, A. (2009). Palms of Southern Asia: 1-197. Princeton university press, Princeton and Oxford.

    Sources

    Art and Illustrations in Digifolia
    Digital Image © Board of Trustees, RBG Kew

    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