1. Family: Poaceae Barnhart
    1. Genus: Heterachne Benth.
      1. Heterachne gulliveri Benth.

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

    [GB]
    Habit
    Annual; caespitose. Culms erect; 10-25 cm long. Leaf-sheath oral hairs bearded. Ligule a fringe of hairs. Leaf-blades filiform; convolute; 5-15 cm long; 1-2 mm wide. Leaf-blade surface pubescent; sparsely hairy; hairy adaxially.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; linear; interrupted; 2-20 cm long. Panicle branches pilose. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong; 0.5 mm long; ciliate.
    Spikelets
    Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets orbicular; laterally compressed; compressed strongly; 2-2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets orbicular; laterally compressed; compressed strongly; 2-2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; shorter than spikelet. Lower glume ovate; 1-1.5 mm long; 0.66-0.75 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume margins ciliolate. Lower glume apex obtuse, or acute. Upper glume ovate; 1.5-2 mm long; 0.7-0.8 length of adjacent fertile lemma; 1-keeled; 3 -veined. Upper glume primary vein scaberulous. Upper glume margins ciliolate. Upper glume apex obtuse, or acute.
    Florets
    Fertile lemma ovate; 2-2.5 mm long; membranous; keeled; winged on keel; 3 -veined. Lemma midvein scaberulous. Lemma margins ciliolate (obscurely). Lemma apex obtuse. Palea bowed outwards; 0.75 length of lemma. Palea keels winged; conspicuously winged; ciliolate. Apical sterile florets 2-3 in number; barren; in a clump (fan-like); oblong. Apical sterile lemmas winged on keel.
    Flowers
    Lodicules 2; cuneate; fleshy. Anthers 3.
    Fruits
    Caryopsis with adherent pericarp; ellipsoid; 1 mm long.
    Distribution
    Australasia: Australia.
    Reference
    Eragrostideae. WDC.

    Images

    Distribution

    Native to:

    Northern Territory, Queensland, Western Australia

    Heterachne gulliveri Benth. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    May 1, 1935 Mueller, F. [s.n.], Australia K000907209
    May 1, 1935 Mueller, F. [s.n.], Australia K000907210
    May 1, 1955 Brass, L. [1716], Australia Heterachne gulliveri var. major K000907211 Unknown type material

    First published in Hooker's Icon. Pl. 13: t. 1250 (1877)

    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