1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida biglandulosa J.M.Black

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

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Culms robust; 60-120 cm long; 3-4 -noded. Culm-internodes glaucous; smooth; distally glabrous. Leaf-sheaths smooth, or antrorsely scabrous; glabrous on surface. Leaf-sheath oral hairs lacking. Ligule a fringe of hairs; 0.5 mm long. Collar pubescent. Leaf-blades 15-30 cm long; 3-5 mm wide. Leaf-blade surface scabrous; rough adaxially.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 20-30 cm long; 2-3 cm wide. Panicle branches with prominent pulvini. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 10-16 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1 mm long; pubescent; obtuse.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 10-16 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1 mm long; pubescent; obtuse.
    Glume
    Glumes deciduous; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 10-16 mm long; 1 length of upper glume; membranous; 1-keeled; 5 -veined. Lower glume apex acuminate, or cuspidate. Upper glume lanceolate; 10-16 mm long; 1-1.3 length of adjacent fertile lemma; membranous; 1-keeled; 1-3 -veined. Upper glume lateral veins absent, or distinct. Upper glume apex emarginate; mucronate.
    Florets
    Fertile lemma lanceolate; subterete; 11-12 mm long; coriaceous; pallid, or light brown; mottled with last colour; without keel; 3 -veined. Lemma margins involute; covering most of palea; without distinctive roughness, or scabrous. Lemma apex acute; awned; 3 -awned. Principal lemma awn flat below; with 22-36 mm long limb; without a column; persistent. Lateral lemma awns 17-31 mm long; shorter than principal. Palea 0.2 length of lemma; without keels.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp; sulcate on hilar side; 7-8 mm long. Hilum linear; 0.25-0.33 length of caryopsis.
    Distribution
    Australasia: Australia.
    Reference
    Aristideae. Simon 1993.

    Images

    Distribution

    Native to:

    Northern Territory, Queensland, South Australia

    Aristida biglandulosa J.M.Black appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Tate, R. [1], Northern Territory K000906033

    First published in Trans. Roy. Soc. South Australia 57: 146 (1933)

    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