1. Family: Poaceae Barnhart
    1. Genus: Lachnagrostis Trin.
      1. Lachnagrostis limitanea (J.M.Black) S.W.L.Jacobs

        This species is accepted, and its native range is SE. South Australia.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 30-45 cm long; 5 -noded. Culm-internodes antrorsely scabrous. Culm-nodes glabrous. Leaf-sheaths loose; scaberulous. Ligule an eciliate membrane; 3 mm long; scaberulous on abaxial surface; acute. Leaf-blades involute; 3-12 cm long; 1.5-2.5 mm wide. Leaf-blade surface ribbed; scabrous; rough on both sides. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle; embraced at base by subtending leaf. Panicle open; pyramidal; effuse; 8-20 cm long. Primary panicle branches whorled at most nodes. Panicle branches capillary; scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels clavate; 3-6 mm long; scabrous.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; subacute; 2.5-5.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; subacute; 2.5-5.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 3 mm long; 1.2 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume surface smooth, or asperulous. Lower glume apex acute. Upper glume lanceolate; 2.7 mm long; membranous; 1-keeled; 1 -veined. Upper glume primary vein scaberulous. Upper glume lateral veins absent. Upper glume surface smooth, or asperulous. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 1.7 mm long; hyaline; shiny; without keel; 5 -veined. Lemma lateral veins obscure; extending close to apex. Lemma apex erose; truncate; muticous. Palea 1 length of lemma; hyaline. Rhachilla extension 0.5 mm long; glabrous, or pilose.
    Flowers
    Lodicules 2; membranous. Anthers 3; 0.6 mm long.
    Fruits
    Caryopsis with adherent pericarp. Hilum linear.
    Distribution
    Australasia: Australia.
    Reference
    Aveneae. Vickery 1994.

    Images

    Distribution

    Native to:

    South Australia

    Lachnagrostis limitanea (J.M.Black) S.W.L.Jacobs appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Johnston, W.C. [s.n.], South Australia Agrostis limitanea K000518038 Unknown type material

    First published in Telopea 9: 446 (2001 publ. 2002)

    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 Agrostis limitanea.]

    Literature

    Kew Backbone Distributions
    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. 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 2018. 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 2018. 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