1. Family: Poaceae Barnhart
    1. Genus: Chimonobambusa Makino
      1. Chimonobambusa callosa (Munro) Nakai

        This species is accepted, and its native range is E. Himalaya to Indo-China.

    [GB]
    Habit
    Perennial. Rhizomes elongated; leptomorph. Culms erect; 400-700 cm long; 12-25 mm diam.; woody; with root thorns from the nodes. Culm-internodes terete; thin-walled; 12-25 cm long; grey; smooth. Culm-nodes swollen. Lateral branches dendroid. Culm-sheaths 1 length of internode; chartaceous; pubescent; hairy at the base; hairy on margins; truncate at apex; ciliate on shoulders. Culm-sheath ligule 2 mm high; fimbriate. Culm-sheath blade linear; 1.2-2.5 cm long; pubescent. Leaves cauline. Leaf-sheaths pubescent; hairs tawny; outer margin hairy. Leaf-sheath oral hairs setose. Ligule a ciliolate membrane. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.2-0.7 cm long. Leaf-blades deciduous at the ligule; lanceolate, or oblong; 20-33 cm long; 17-32 mm wide. Leaf-blade midrib conspicuous. Leaf-blade venation with 10-16 secondary veins; with distinct cross veins. Leaf-blade surface scabrous; rough adaxially; pubescent; hairy abaxially. Leaf-blade margins scabrous. Leaf-blade apex acuminate; antrorsely scabrous.
    Inflorescences
    Synflorescence bractiferous; scanty; lax; with glumaceous subtending bracts; without axillary buds at base of spikelet; without prophylls. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 6-12 fertile florets; with diminished florets at the apex. Spikelets linear; laterally compressed; 50-75 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes flattened; curved; 5 mm long; eventually visible between lemmas; glabrous.
    Fertile
    Spikelets comprising 6-12 fertile florets; with diminished florets at the apex. Spikelets linear; laterally compressed; 50-75 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes flattened; curved; 5 mm long; eventually visible between lemmas; glabrous.
    Glume
    Glumes two; persistent; similar; shorter than spikelet. Lower glume oblong; 6-7 mm long; membranous; without keels; 1-3 -veined. Lower glume lateral veins absent, or obscure. Lower glume apex acute. Upper glume oblong; 6-7 mm long; membranous; without keels; 1-3 -veined. Upper glume lateral veins absent, or obscure. Upper glume apex acute.
    Florets
    Fertile lemma ovate; 5-9 mm long; membranous; without keel; 3-7 -veined. Lemma margins ciliolate; hairy above. Lemma apex acute; mucronate. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 3; veined; ciliate. Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-tropical: India.
    Reference
    Bambuseae. Gamble 1995.

    Images

    Distribution

    Native to:

    Assam, East Himalaya, Myanmar, Vietnam

    Chimonobambusa callosa (Munro) Nakai appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 16, 1987 Hooker, J.D. [s.n.], India K000307537 lectotype
    Feb 16, 1987 Hooker, J.D. [s.n.], India K000307539 lectotype
    Feb 16, 1987 Hooker, J.D. [1504], India K000307540 lectotype
    Feb 16, 1987 Hooker, J.D. [1504], India K000307541 lectotype
    Hooker, J.D. [1325], India K000307538

    First published in J. Arnold Arbor. 6: 151 (1925)

    Accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

    Literature

    Kew Backbone Distributions
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.
    • Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.
    • H?, P.-H. (2000). Câyc? Vi?tnam. An Illustrated flora of Vietnam, ed. 2, 3: 1-1020. Pham-hoang Ho, Montréal.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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 2020. 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 2020. 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