1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus burkillianus Becc. ex Ridl.

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

    [PW]
    Distribution
    Trengganu, Pahang, Jonore. Endemic.
    General Description
    Clustering moderate sized rattan forming dense thickets. Stems climbing to 20 m, without sheaths 1.5.cm in diameter; with sheaths to 3.5 cm. Internodes to about 20 cm long. Sheaths dull green, armed with scattered triangular spines to 1.2 cm long by 4 mm wide, green tipped black with yellowish bases, the spines sometimes grouped in 2's to 3's into horizontal groups; pale brown indumentum abundant between spines. Knee conspicuous. Ocrea moderately conspicuous, to 5 mm high densely hispid. Leaf moderately robust, ecirrate to 1.5 m long with up to 40 leaflets on each side of the rachis. Petiole well-developed, to about 40 cm, armed with scattered short triangular spines. Leaflets regularly arranged decreasing in size towards the tip arcuate as is the rachis the longest about 35 cm long by 2 cm wide rather abruptedfy decreasing to 10 cm by 1.5 cm near the leaf tip drying pale green, armed with brown bristles to 5 mm long on 1.3 main veins above and sometimes on main vein beneath, and on the margins at the leaflet tip; rachis covered with pale brown indumentum when young; apical leaflet pair joined slightly. Flagellum to 4 m long. Inflorescences male and female superficially similar, to about 4 m long bearing 7 or more distant partial inflorescences, each bearing regularly arranged reflexed rachillae in two ranks; male rachillae bearing tight groups of male flowers; inflorescence bracts moderately armed with short yellowish, black tipped reflexed thorns. Mature fruit ellipsoid somewhat pointed at both ends, 10-12 mm long by 5-6 mm in diameter covered in 15-16 vertical rows of pale green or whitish scales with dark margins; sarcostesta green, extremely bitter. Seed oblong to pointed at both ends, very shallowly pitted, endosperm homogeneous. Seedling leaf with 4 very fine small divaricate leaflets.
    Vernacular
    rotan kerailaut
    [PW]
    Use
    Apparently a good cane but too rare to be significant.

    Images

    Distribution

    Native to:

    Malaya, Thailand

    Calamus burkillianus Becc. ex Ridl. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Henderson, M.R. [29842], Peninsular Malaysia K000207713 isotype
    Henderson, M.R. [29842], Peninsular Malaysia K000207714 isotype
    Henderson, M.R. [29842], Peninsular Malaysia K000207715 isotype
    Burkill, I.H. [s.n.], Peninsular Malaysia K000208150 holotype

    First published in Fl. Malay Penins. 5: 56 (1925)

    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.
    • 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
    • J. Dransfield, A Manual of the rattans of the Malay Peninsula. Malayan Forest Recirds 29.. 1979

    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