1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida sanctae-luciae Trin.

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

    [GB]
    Habit
    Annual. Culms 10-25 cm long. Leaf-sheath oral hairs scanty. Ligule a fringe of hairs; 0.2 mm long. Collar glabrous. Leaf-blades erect; straight; conduplicate; 2.9-8 cm long; 0.8-1.2 mm wide. Leaf-blade surface scabrous; rough abaxially. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 4-9 cm long.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets subterete; 3.4-3.8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; 0.2-0.3 mm long; pilose; obtuse.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets subterete; 3.4-3.8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; 0.2-0.3 mm long; pilose; obtuse.
    Glume
    Glumes similar. Lower glume lanceolate; 2.8-3.5 mm long; 0.8-0.9 length of upper glume; purple; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume apex dentate; 2 -fid; setaceously attenuate. Upper glume lanceolate; 3.4-3.8 mm long; 1.2 length of adjacent fertile lemma; purple; 1 -veined. Upper glume primary vein smooth. Upper glume lateral veins absent. Upper glume apex dentate; 2 -fid; attenuate.
    Florets
    Fertile lemma lanceolate; subterete; 2.8-3.2 mm long; without keel; rounded throughout; 3 -veined. Lemma margins convolute. Lemma apex awned; 3 -awned. Principal lemma awn 3-branched; with 7.5-10 mm long limb; with twisted column. Column of lemma awn 0.8-1 mm long. Lateral lemma awns ascending; 7.5-10 mm long; shorter than principal.
    Distribution
    South America: Brazil.
    Reference
    Aristideae. LO-W 2001.

    Images

    Distribution

    Native to:

    Brazil Southeast, Brazil West-Central

    Aristida sanctae-luciae Trin. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1993 Riedel [682], Brazil K000308640
    s.coll. [850], Brazil K000308637
    Brazil K000308638
    Claussen, P. [s.n.], Brazil K000308639

    First published in Gram. Panic.: 25 (1826)

    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.

    Not accepted by

    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras. [Cited as Aristida capillacea.]

    Literature

    Kew Backbone Distributions
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.

    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