1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus sordidus J.Dransf.

        This species is accepted, and its native range is Borneo.

    [PW]
    Distribution
    Locally abundant throughout Brunei. Elsewhere in Sarawak, Sabah and E Kalimantan.
    Vernacular
    Wi Taram (Ib.)
    General Description
    Clustering moderate rattan climbing to 30 m or more; stem without sheaths to 15 mm diam., with sheaths to 30 mm, internodes to 40 cm. Sheaths bright green but covered in dense dirty-brown to chocolate-coloured scales and armed with scattered horizontal, flattened, brittle, black spines 5-25 × 2-4 mm, densely bearded with dirty-brown hairs along their edges; knee conspicuous, unarmed or less densely armed than the rest of the sheath; ocrea to c. 7 mm, fringed with brown hairs. Flagellum to 3 m. Leaf ecirrate, to 2 m long including the petiole 10-30 cm long; petiole armed on the mid line of the lower surface with short hairy-margined spines; leaflets to 40 or 50 on each side, usually ± regularly arranged in proximal half and grouped irregularly in the distal half, or subregularly throughout, the most proximal leaflets to 45 × 1 cm, mid leaf leaflets to 35 × 2.2 cm, to 9 × 1 cm at the apex, bristly on 3 nerves on the lower surface, the upper surface ± unarmed except for a few bristles near the tip. Male and female inflorescences flagellate, rather different; male inflorescence to 3 m or more with 4 or more distant partial inflorescences subtended by dirty-brown tubular spiny bracts, partial inflorescences limply pendulous to 45 cm, branched to two further orders, the ultimate branches bearing rather conspicuous triangular bracts each subtending a dense catkin to 8 × 3 mm composed of male flowers. Female inflorescence much more sparsely branched, with 3-5 partial inflorescences to 40 cm, conspicuously dirty-brown bracteate, each bract subtending a rachilla to 8 × 0.4 cm. Fruit ± ovoid, with pale green scales (immature). Seedling leaf not known. (Fig. 69, Pl. 11C, 11D).
    [PW]
    Use
    Not recorded, though the cane appears to be of good quality.

    Images

    Distribution

    Calamus sordidus J.Dransf. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jun 20, 1988 Dewol [SAN124129], Malaysia K000521349
    Dec 2, 1983 Mogea, J.P. [B1542], Indonesia K000521354
    Apr 23, 1981 Dransfield, J. [JD5961], Malaysia K000521357
    Apr 22, 1981 Dransfield, J. [JD5957], Malaysia K000521361
    Oct 11, 1979 Dransfield, J. [JD5744], Malaysia K000521362
    Oct 2, 1979 Dransfield, J. [JD5725], Malaysia K000521353
    Sep 4, 1979 Dransfield, J. [JD5594], Malaysia K000521358
    May 22, 1979 Dransfield, J. [JD5276], Malaysia K000521355
    May 22, 1979 Dransfield, J. [JD5261], Malaysia K000521356
    May 16, 1979 Chin [2874], Malaysia K000521350
    Sands, M.J.S. [5578], Brunei K000521351
    Dransfield, J. [5957], Borneo 45245.000
    Dransfield, J. [JD5288], Sarawak K000207848 isotype
    Dransfield, J. [6718], Brunei K000521360
    Dransfield, J. [6633], Brunei K000521352
    Wong, K.M. [514], Brunei K000521359
    Baker, W.J. [541], Brunei K000114468
    Stockdale, M.C. [MCS30], Brunei K000521346
    Stockdale, M.C. [MCS25], Brunei K000521348
    Stockdale, M.C. [MCS26], Brunei K000521347

    First published in Bot. J. Linn. Soc. 81: 13 (1980)

    Accepted by

    • 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, The Rattans of Brunei Darussalam. 1997

    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