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  1. Family: Poaceae Barnhart
    1. Genus: Kerriochloa C.E.Hubb.
      1. Kerriochloa siamensis C.E.Hubb.

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

    [GB]
    Habit
    Perennial. Culms decumbent; 20-25 cm long. Ligule an eciliate membrane; 1 mm long. Leaf-blades lanceolate; 1.5-4 cm long; 2.5-4 mm wide.
    Inflorescences
    Inflorescence composed of racemes; subtended by a spatheole; enclosed. Spatheole linear; 5-10 cm long; herbaceous. Racemes 1; single; 2.5-4 cm long. Rhachis fragile at the nodes; flattened; villous on margins. Rhachis hairs 2.5 mm long. Rhachis internodes cuneate; 3.5-4 mm long. Rhachis internode tip cupuliform. Spikelets in pairs. Fertile spikelets sessile; 1 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels foliaceous; ciliate.
    Spikelets
    Companion sterile spikelets represented by single glumes; lanceolate; 0.5-2 mm long; persistent. Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 5-6 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pubescent; base obtuse; inserted.
    Sterile
    Companion sterile spikelets represented by single glumes; lanceolate; 0.5-2 mm long; persistent.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 5-6 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pubescent; base obtuse; inserted.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 1 length of spikelet; chartaceous; without keels; 5 -veined. Lower glume lateral veins ribbed. Lower glume surface villous; hairy below. Lower glume apex entire, or dentate; 2 -fid; obtuse. Upper glume ovate; chartaceous; 1-keeled; 3 -veined. Upper glume margins ciliate. Upper glume apex dentate; 2 -fid; awned; 1 -awned. Upper glume awn 4.5-6.5 mm long.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret elliptic; 4.5-5.5 mm long; membranous; 3 -veined; ciliolate on margins; obtuse. Fertile lemma oblong; 3-3.8 mm long; hyaline; without keel; 3 -veined. Lemma margins ciliolate; hairy above. Lemma apex lobed; 2 -fid; incised 0.3 of lemma length; awned. Principal lemma awn from a sinus; geniculate; 10-16 mm long overall; with twisted column. Column of lemma awn glabrous. Palea 0.8 length of lemma; hyaline; 2 -veined; without keels.
    Flowers
    Anthers 3; 0.8-2.5 mm long.
    Fruits
    Caryopsis with adherent pericarp; oblong; isodiametric; 2-2.3 mm long. Embryo 0.3 length of caryopsis. Hilum elliptic.
    Distribution
    Asia-tropical: Indo-China.
    Reference
    Andropogoneae. CEH.

    Images

    Distribution

    Native to:

    Thailand, Vietnam

    Synonyms

    Other Data

    Kerriochloa siamensis C.E.Hubb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1971 Cuong, Vu-Van [1417], Vietnam K000709904
    Jan 1, 1961 Smitinand, T. [6362], Thailand K000709905
    Jan 1, 1961 Smitinand, T. [6362], Thailand K000709906
    Kerr, A.F.G. [17718], Thailand K000290034 holotype
    Kerr, A.F.G. [17718], Thailand K000290035 isotype
    Kerr, A.F.G. [17718], Thailand K000290037 isotype
    Kerr, A.F.G. [17718], Thailand K000290036 isotype

    Bibliography

    First published in Hooker's Icon. Pl. 35: t. 3494 (1951)

    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.

    Literature

    Kew Backbone Distributions

    • H?, P.-H. (2000). Câyc? Vi?tnam. An Illustrated flora of Vietnam, ed. 2, 3: 1-1020. Pham-hoang Ho, Montréal.

    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