1. Family: Poaceae Barnhart
    1. Genus: Dinochloa Buse
      1. Dinochloa trichogona S.Dransf.

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

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short; pachymorph. Culms zigzag; 20-30 mm diam.; woody. Culm-internodes terete; solid; 20-25 cm long; antrorsely scabrous; distally glabrous, or pubescent. Lateral branches dendroid. Branch complement many; with 1 branch dominant; as thick as stem. Culm-sheaths brown, or purple; pubescent; hairy at the base; with erect hairs; with dark brown hairs; hairy on margins; auriculate; with 5-15 mm high auricles; setose on shoulders; shoulders with curved hairs. Culm-sheath ligule 15 mm high; lacerate. Culm-sheath blade narrowly ovate; cordate; erect, or reflexed; 11.5 cm long; 25 mm wide; pubescent; attenuate. Leaf-sheaths outer margin hairy. Leaf-sheath oral hairs setose; curly; 10 mm long. Leaf-sheath auricles falcate; 5 mm long. Ligule an eciliate membrane; 10 mm long; lacerate. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 25-30 cm long; 70 mm wide. Leaf-blade venation with distinct cross veins. Leaf-blade surface glabrous. Leaf-blade apex acuminate.
    Inflorescences
    Synflorescence bractiferous; clustered at the nodes; in globose clusters; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets; leafless between branches; 200-300 cm long overall. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes two; persistent; shorter than spikelet. Lower glume oblate; 1 mm long; 3 -veined. Lower glume apex truncate. Upper glume oblate; 1.5 mm long; 1-5 -veined. Upper glume apex truncate.
    Florets
    Fertile lemma oblong; 2 mm long; coriaceous; without keel; 1-7 -veined. Lemma apex truncate. Palea involute; 2 mm long; coriaceous; 6 -veined; without keels.
    Flowers
    Lodicules absent. Anthers 6; anther tip apiculate. Stigmas 3. Ovary umbonate; glabrous.
    Fruits
    Caryopsis with fleshy pericarp; orbicular; isodiametric; 10 mm long; green, or black; smooth; glabrous. Endosperm evanescent.
    Distribution
    Asia-tropical: Malesia.
    Reference
    Bambuseae. Dransfield 1995.

    Images

    Distribution

    Dinochloa trichogona S.Dransf. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Coode, M.J.E. [MC7192], Brunei K000795402
    Dransfield, S. [747], Sabah K000912035 holotype
    Dransfield, S. [747], Sabah K000912036
    Dransfield, S. [837], Malaysia 66966.000
    Dransfield, S. [747], Malaysia 66933.000 Unknown type material
    Dransfield, S. [783], Malaysia 78322.000
    Dransfield, S. [772], Malaysia 66851.000

    First published in Kew Bull. 36: 624 (1981)

    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.

    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