1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus sessilis B.K.Simon

        This species is accepted, and its native range is NE. & E. Australia.

    [GB]
    Habit
    Perennial. Culms erect; 40-100 cm long. Culm-internodes ridged. Lateral branches lacking. Leaf-sheaths tight; outer margin glabrous. Ligule a fringe of hairs; 0.4 mm long. Leaf-blades filiform, or linear; flat, or involute; 7-25 cm long; 5-30 mm wide. Leaf-blade surface smooth. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle open; 14-30 cm long; 0.5-4 cm wide. Primary panicle branches spreading; 1 -nate. Fertile spikelets pedicelled. Pedicels linear; straight; 0.2-3 mm long.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; subterete; 2 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; subterete; 2 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; shorter than spikelet. Lower glume elliptic; 0.3-0.6 length of upper glume; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume lanceolate; 0.75-1.5 length of adjacent fertile lemma; 0.5-0.6 length of spikelet; membranous; without keels; 1 -veined. Upper glume surface smooth; glabrous. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 1-2 mm long; without keel; 1 -veined. Lemma midvein scabrous. Lemma apex acute. Palea 1.9-2.1 mm long; 0.8 length of lemma; 2 -veined. Palea apex entire; acute.
    Flowers
    Anthers 2 (usually), or 3 (exceptionally); 0.5-1 mm long.
    Fruits
    Caryopsis with free soft pericarp; obovoid; laterally compressed; 0.4-0.8 mm long; light brown; striate, or rugose; truncate. Embryo 0.4 length of caryopsis.
    Distribution
    Australasia: Australia.
    Reference
    Eragrostideae. Simon 2001.

    Images

    Distribution

    Native to:

    New South Wales, Queensland

    Sporobolus sessilis B.K.Simon appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Sep 1, 1999 Simon, B.K. [547041], Indonesia K000907403 isotype

    First published in Austral. Syst. Bot. 12: 408 (1999)

    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
    • 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