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  1. Family: Poaceae Barnhart
    1. Genus: Micraira F.Muell.
      1. Micraira tenuis Lazarides

        This species is accepted, and its native range is N. Western Australia to N. Northern Territory.

    [GB]
    Habit
    Perennial; mat forming. Culms prostrate; slender; 4-10 cm long; 0.3 mm diam.; rooting from lower nodes. Culm-internodes 0.1 cm long; estriate. Leaves cauline; spiral. Leaf-sheaths 0.5 cm long; longer than adjacent culm internode; narrower than blade at the collar; smooth, or scaberulous. Leaf-sheath oral hairs ciliate. Ligule a ciliate membrane; 0.5-1.3 mm long. Leaf-blades deciduous at the ligule; lanceolate, or elliptic; 6-20 cm long; 0.3 mm wide. Leaf-blade venation comprising 1 vascular bundles. Leaf-blade surface pilose; with simple hairs, or tubercle-based hairs. Leaf-blade margins smooth, or scaberulous. Leaf-blade apex obtuse, or abruptly acute.
    Inflorescences
    Inflorescence a panicle. Peduncle 3-9 cm long. Panicle open; ovate; 2-3 cm long; 2-4 cm wide. Primary panicle branches 5-10 cm long. Panicle branches eglandular, or glandular; with prominent pulvini. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1.75-4.5 mm long.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 0.75-1 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 0.75-1 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; reaching apex of florets, or exceeding apex of florets; firmer than fertile lemma. Lower glume oblong, or ovate; 0.75-1 mm long; 1 length of upper glume; membranous; 1-keeled; 1(-3) -veined. Lower glume primary vein smooth, or scaberulous. Lower glume lateral veins absent, or obscure. Lower glume apex emarginate; muticous, or mucronate. Upper glume oblong, or ovate; 0.8-1 mm long; 1-1.2 length of adjacent fertile lemma; membranous; 1-keeled; 1(-3) -veined. Upper glume primary vein smooth, or scaberulous. Upper glume lateral veins absent, or obscure. Upper glume apex emarginate; muticous, or mucronate.
    Florets
    Fertile lemma obovate; 0.8 mm long; hyaline; keeled; 1 -veined. Lemma apex emarginate. Palea oblong; hyaline; 2 -veined. Palea apex divided to base; 2 -fid.
    Flowers
    Lodicules absent. Anthers 2; 0.5-0.75 mm long.
    Fruits
    Caryopsis with adherent pericarp; ellipsoid; 0.3-0.5 mm long; striate, or rugose.
    Distribution
    Australasia: Australia.
    Reference
    Micraireae. Lazarides.

    Images

    Distribution

    Native to:

    Northern Territory, Western Australia

    Other Data

    Micraira tenuis Lazarides appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Martensz, P. [595], Northern Territory K000906082

    Bibliography

    First published in Brunonia 2: 81 (1979)

    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.
    • Mallett, K. (ed.) (2005). Flora of Australia 44B: 1-486. Australian Government Publishing Service, Canberra.

    Literature

    Kew Backbone Distributions

    • Commonwealth Scientific and Industrial Research Organisation (2014- continuously updated). Atlas of Living Australia http://www.ala.org.au/.
    • Mallett, K. (ed.) (2005). Flora of Australia 44B: 1-486. Australian Government Publishing Service, Canberra.

    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