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  1. Family: Poaceae Barnhart
    1. Genus: Urochloa P.Beauv.
      1. Urochloa polyphylla (R.Br.) R.D.Webster

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

    [GB]
    Habit
    Annual. Stolons present. Culms geniculately ascending; 15-60 cm long; 3-7 -noded. Culm-nodes pubescent. Leaf-sheaths glabrous on surface, or pubescent; outer margin hairy. Ligule a fringe of hairs; 0.3-0.6 mm long. Leaf-blades linear, or lanceolate; 2-8 cm long; 3-7 mm wide. Leaf-blade surface pubescent; hairy on both sides. Leaf-blade margins cartilaginous; crenate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 3-7; borne along a central axis; unilateral; 1.5-4 cm long. Central inflorescence axis 3-15 cm long; pubescent. Rhachis wingless; angular; scabrous on margins. Spikelet packing adaxial; lax; regular; 1 -rowed. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong; 0.3-2 mm long.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; acute; 2.9-3.7 mm long; 1.2-1.5 mm wide; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; acute; 2.9-3.7 mm long; 1.2-1.5 mm wide; falling entire.
    Glume
    Glumes dissimilar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 1.5-2 mm long; 0.5-0.6 length of spikelet; membranous; without keels; 5-7 -veined. Lower glume surface glabrous. Lower glume apex obtuse, or acute. Upper glume elliptic; 1 length of spikelet; membranous; without keels; 5-9 -veined. Upper glume surface glabrous. Upper glume apex acute.
    Florets
    Basal sterile florets barren; with palea. Lemma of lower sterile floret similar to upper glume; elliptic; 1 length of spikelet; membranous; 5 -veined; glabrous; acute. Fertile lemma elliptic; 2.4-2.8 mm long; indurate; without keel. Lemma surface rugose. Lemma margins involute. Lemma apex acute. Palea involute; indurate; without keels. Palea surface rugose.
    Flowers
    Anthers 3; 1.3-1.5 mm long.
    Distribution
    Australasia: Australia.
    Reference
    Paniceae. Webster.

    Images

    Distribution

    Native to:

    New South Wales, Northern Territory, Queensland

    Synonyms

    Other Data

    Urochloa polyphylla (R.Br.) R.D.Webster appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Brown, R. [6093], Australia Brachiaria polyphylla K000958885 Unknown type material
    Brown, R. [s.n.], Australia Brachiaria polyphylla K000958886
    Brown, R. [s.n.], Australia Brachiaria polyphylla K000958887

    Bibliography

    First published in Austral. Paniceae: 248 (1987)

    Not 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. [Cited as Brachiaria polyphylla.]

    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