1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus korthalsii (Blume) Miq.

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

    [PW]
    Vernacular
    Wi Taram (Ib.)
    Distribution
    Widespread throughout the lowlands of Brunei. Elsewhere widespread throughout Borneo. Endemic.
    General Description
    Clustering moderately robust rattan climbing to 15 m; stem without sheaths to 15 mm diam., with sheaths to 30 mm diam., internodes to 12 cm or more. Leaf sheaths dull green, rather sparsely and evenly armed with black spines to 30 mm, tending to be rather uniform in length in any given plant, deciduous brown indumentum abundant on young sheaths, spines around the sheath mouth erect and larger than the rest but generally rather few in number; knee conspicuous, armed as the rest of the sheath; ocrea inconspicuous. Leaf cirrate, to 3 m including the petiole to 50 cm and cirrus to 1 m; petiole evenly armed with scattered spines on the upper surface and sometimes with a row of larger regular spines on either edge; leaflets c. 60 on each side of the rachis, neatly and regularly arranged, the longest to 35 × 1.5 cm, armed with bristles on 3 nerves on the upper surface, usually rather densely bristly on the undersurface. Inflorescences pendulous, to 40 cm, cylindrical in bud, primary bract quickly falling at anthesis, armed with grouped triangular spines to 5 mm; female rachillae to 6 cm long, usually stiff and ± divaricate, bearing inconspicuous bracts; male rachillae very slender to 3 cm long. Mature fruit ovoid to somewhat oblong, to 15 × 10 mm, covered in c. 18 vertical rows of pale brown scales (greenish when immature). Seed ovoid, somewhat flattened on two sides; endosperm deeply ruminate. Seedling leaf pinnate with c. 6 leaflets on each side of the rachis. (Fig. 14).
    [PW]
    Use
    Not specifically known, but the cane appears to be of medium quality.

    Images

    Distribution

    Calamus korthalsii (Blume) Miq. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jul 1, 2005 Saw Leng Guan [SAN146780], Malaysia Daemonorops korthalsii K000462799
    Apr 26, 2004 Moore, H.E. [9126], Malaysia Daemonorops korthalsii K000113982
    Apr 26, 2004 Abas [SAN85922], Malaysia Daemonorops korthalsii K000113981
    Apr 1, 2002 Rantai [72995], Malaysia Daemonorops korthalsii K000030660
    Apr 1, 2002 Julaihi [77212], Malaysia Daemonorops korthalsii K000030634
    Sep 11, 2000 Mogea, J.P. [7391], Indonesia Daemonorops korthalsii K000114267
    Oct 21, 1997 Lee, B. [S54654], Malaysia Daemonorops korthalsii K000520759
    Oct 1, 1997 PEK [3.0 P 7], Malaysia Daemonorops korthalsii K000520744
    Dec 15, 1993 Tadong [206], Malaysia Daemonorops korthalsii K000520758
    Mar 23, 1993 Tadong [29], Malaysia Daemonorops korthalsii K000520756
    Oct 23, 1992 Lee, B. [S52384], Malaysia Daemonorops korthalsii K000520740
    Jun 3, 1992 Nielsen [1106], Brunei Daemonorops korthalsii K000526039
    Jan 1, 1992 Stockdale, M.C. [39], Brunei Daemonorops korthalsii K000520766
    Mar 5, 1991 Sundaling [SAN105575], Malaysia Daemonorops korthalsii K000520779
    Oct 5, 1990 Dewol [SAN99405], Malaysia Daemonorops korthalsii K000520739
    Oct 5, 1990 Dewol [SAN124648], Malaysia Daemonorops korthalsii K000520738
    May 4, 1990 Dewol [SAN100152], Malaysia Daemonorops korthalsii K000520750
    Mar 23, 1990 Dransfield, J. [6655], Brunei Daemonorops korthalsii K000520749
    Dec 6, 1984 Mogea, J.P. [3614], Indonesia Daemonorops korthalsii K000520772
    Dec 2, 1983 Mogea, J.P. [B1666], Indonesia Daemonorops korthalsii K000520747
    Mar 2, 1982 Mogea, J.P. [2652], Indonesia Daemonorops korthalsii K000520742
    Apr 12, 1981 Dransfield, J. [JD5909], Malaysia Daemonorops korthalsii K000520769
    Feb 12, 1981 Mogea, J.P. [1612], Indonesia Daemonorops korthalsii K000520733
    Feb 3, 1981 Chew, W.L. [218], Malaysia Daemonorops korthalsii K000520730
    Feb 3, 1981 Chew, W.L. [218], Malaysia Daemonorops korthalsii K000520731
    Feb 3, 1981 Chew, W.L. [218], Malaysia Daemonorops korthalsii K000520732
    Jul 22, 1980 Mujin [SAN26752], Malaysia Daemonorops korthalsii K000520780
    Jul 11, 1980 Dransfield, J. [JD5660], Malaysia Daemonorops korthalsii K000520770
    Jul 11, 1980 Dransfield, J. [JD5593], Malaysia Daemonorops korthalsii K000520753
    Jul 11, 1980 Dransfield, J. [JD5565], Malaysia Daemonorops korthalsii K000520751
    Apr 10, 1980 Abas [SAN85989], Malaysia Daemonorops korthalsii K000520755
    Mar 11, 1980 Mogea, J.P. [B1605], Indonesia Daemonorops korthalsii K000520736
    Mar 11, 1980 Mogea, J.P. [B1615], Indonesia Daemonorops korthalsii K000520737
    Mar 11, 1980 Mogea, J.P. [B1637], Indonesia Daemonorops korthalsii K000520748
    Oct 5, 1977 Dransfield, J. [JD5280], Malaysia Daemonorops korthalsii K000520735
    Aug 9, 1975 Dransfield, J. [JD4669], Malaysia Daemonorops korthalsii K000520734
    Jul 17, 1975 Cuadra [A2424], Malaysia Daemonorops korthalsii K000520752
    Jul 12, 1973 Clemens, J. [21371], Malaysia Daemonorops korthalsii K000520743
    Apr 11, 1973 Burgess [SAN30783], Malaysia Daemonorops korthalsii K000520754
    Oct 14, 1972 Dransfield, J. [JD2789], Indonesia Daemonorops korthalsii K000520741
    Beaman, J. [11019], Malaysia Daemonorops korthalsii K000520746
    Wong, K.M. [65], Brunei Daemonorops korthalsii K000520775
    de Vogel, E. [2065], Indonesia Daemonorops korthalsii K000520773
    Elmer, A.D.E. [20485], Malaysia Daemonorops korthalsii K000520729
    Van Valkenburg [1016], Indonesia Daemonorops korthalsii K000520765
    Van Valkenburg [1011], Indonesia Daemonorops korthalsii K000520768
    Van Valkenburg [1057], Indonesia Daemonorops korthalsii K000520774
    Andersen, J. [211], Malaysia Daemonorops korthalsii K000114136
    Andersen, J. [163], Malaysia Daemonorops korthalsii K000114101
    Andersen, J. [164], Malaysia Daemonorops korthalsii K000114098
    Andersen, J. [162], Malaysia Daemonorops korthalsii K000114097
    Sibil [104], Malaysia Daemonorops korthalsii K000520763
    Stockdale, M.C. [MCS358], Indonesia Daemonorops korthalsii K000520757
    Stockdale, M.C. [MCS203], Indonesia Daemonorops korthalsii K000520781
    Stockdale, M.C. [MCS48], Brunei Daemonorops korthalsii K000520776
    Stockdale, M.C. [MCS36], Brunei Daemonorops korthalsii K000520767
    Sambuling [83], Malaysia Daemonorops korthalsii K000520771
    Sambuling [138], Malaysia Daemonorops korthalsii K000520760
    Sambuling [60], Malaysia Daemonorops korthalsii K000520761
    Sambuling [73], Malaysia Daemonorops korthalsii K000520783
    Tadong [521], Malaysia Daemonorops korthalsii K000520764
    Tadong [587], Malaysia Daemonorops korthalsii K000520778
    Bakia [173], Malaysia Daemonorops korthalsii K000520762
    Lugas [1628], Malaysia Daemonorops korthalsii K000520745
    Stockdale, M. [448], Indonesia Daemonorops korthalsii K000520782
    Bunker, W. [OX48], Malaysia Daemonorops korthalsii K000520777

    First published in Nieuwe Verh. Eerste Kl. Kon. Ned. Inst. Wetensch. Amsterdam, ser. 3, 3: 6 (1850)

    Not accepted by

    • Govaerts, R. & Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Daemonorops korthalsii.]
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Daemonorops korthalsii.]

    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