1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Calamus L.
      1. Calamus karnatakensis Renuka & Lakshmana

        This species is accepted, and its native range is SW. India.

    [PW]
    Biology
    Flowering December-January. Fruiting April-May.
    Distribution
    Evergreen forests between 530-1200 m above. Kargal range, Agumbe state forests, Thalakaveri. (Fig. 4).
    General Description
    Clustering, high climbing canes. Stems 8 to 20 m or more long, with sheaths to 3 cm in diameter, without sheaths to 1.5 cm. Sheath when mature yellow, lower part greenish brown or greenish yellow, young sheaths with brown tomentum, densely armed with spines, spines stout, ca 2.5 cm long,sometimes forming half spiral, mouth of the sheath provided with longer spines to 4 cm; knee prominent, wrinkled; ocrea to 6 cm long, with small spines. Leaf ecirrate, to 1.5 m long; petiole to 30 cm long, rachis to 1 cm wide; leaflets ca 50 x 2.5 cm, regular, 3-veined, veins and margins spinulose, terminal pair united basally. Inflorescence long, flagellate; partial inflorescences many; primary and secondary sheaths tightly sheathing at first, later split open, sometimes becoming laminar; basal part of secondary sheath narrow, upper part funnel-shaped, spinulose; rachillae to 15 cm long; involucrophorum sessile, arising from inside the sheath, involucre sessile, cup-shaped, shallow. Fruit ca 8 mm long, globose, scales in 19 rows, yellow with chestnut brown border, light violet when ripe. Endosperm not ruminate, seedling leaf fan-shaped.
    [PW]
    Use
    A good medium diameter cane, used in the furniture industry.

    Distribution

    Calamus karnatakensis Renuka & Lakshmana appears in other Kew resources:

    First published in R. I. C. Bull. 9: 10 (1990)

    Accepted by

    • 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
    • C. Renuka, Rattans of the Western Ghats. A Taxonomic Manual.. 1992

    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