1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida similis Steud.

        This species is accepted, and its native range is Madagascar.

    [GB]
    Habit
    Perennial; caespitose; clumped densely. Culms erect; 40-60 cm long. Lateral branches sparse. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs pubescent. Ligule a fringe of hairs. Leaf-blades convolute; 5-15 cm long; 1 mm wide. Leaf-blade surface smooth; glabrous.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 7-10 cm long; 0.5-1 cm wide. Primary panicle branches 1-2 -nate. Spikelets solitary. Fertile spikelets pedicelled. Pedicels scaberulous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 7-8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; 0.5 mm long; pubescent; obtuse.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 7-8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; 0.5 mm long; pubescent; obtuse.
    Glume
    Glumes similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 4.5 mm long; 0.66 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume apex setaceously attenuate. Upper glume lanceolate; 7-8 mm long; 2.5 length of adjacent fertile lemma; membranous; 1-keeled. Upper glume primary vein smooth. Upper glume apex setaceously attenuate.
    Florets
    Fertile lemma lanceolate; subterete; 3 mm long; coriaceous; without keel; 3 -veined. Lemma surface scaberulous. Lemma margins convolute; covering most of palea. Lemma apex awned; 3 -awned. Principal lemma awn 3-branched; with 12-13 mm long limb; with twisted column. Column of lemma awn 2-3 mm long. Lateral lemma awns 9-10 mm long; shorter than principal.
    Flowers
    Anthers 3.
    Distribution
    Africa: western Indian ocean.
    Reference
    Aristideae. Henrard 1994.

    Images

    Distribution

    Native to:

    Madagascar

    Aristida similis Steud. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Boivin [1630], Madagascar K000366707

    First published in Syn. Pl. Glumac. 1: 420 (1854)

    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.
    • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.

    Literature

    Kew Backbone Distributions
    • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.

    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