1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida chiclayensis Tovar

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

    [GB]
    Habit
    Annual. Culms geniculately ascending; 10-15 cm long. Lateral branches ample; arising from lower culm. Leaf-sheaths 1-2 cm long. Ligule a fringe of hairs. Leaf-blades filiform; involute; 2-4 cm long; 1 mm wide. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle. Panicle open; lanceolate; 3-4 cm long. Primary panicle branches appressed. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 14-15 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1.5-2 mm long; pubescent; acute.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 14-15 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 1.5-2 mm long; pubescent; acute.
    Glume
    Glumes similar; exceeding apex of florets; thinner than fertile lemma. Lower glume linear; 8-10 mm long; 0.66 length of upper glume; membranous. Lower glume apex acute. Upper glume linear; 14-15 mm long; 3-4 length of adjacent fertile lemma; membranous. Upper glume apex dentate; 2 -fid.
    Florets
    Fertile lemma linear; subterete; 3.5-4.5 mm long; coriaceous; without keel; 3 -veined. Lemma margins convolute; covering most of palea. Lemma apex awned; 3 -awned. Principal lemma awn 3-branched; with 27-40 mm long limb; with twisted column; limb scabrous. Column of lemma awn 4.5-6 mm long. Lateral lemma awns subequal to principal. Palea 1.3 mm long; 0.33 length of lemma.
    Flowers
    Anthers 3.
    Distribution
    South America: western South America.
    Reference
    Aristideae. Gr Peru 1995.

    Images

    Distribution

    Aristida chiclayensis Tovar appears in other Kew resources:

    First published in Publ. Mus. Hist. Nat. "Javier Prado", Ser. B, Bot. 32: 11 (1984)

    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.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    Literature

    Kew Backbone Distributions
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/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

    Kew Science Photographs
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/