1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis festucoides (Wedd.) ined.

        This species is accepted, and its native range is Peru to NW. Argentina.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 20-50 cm long. Ligule an eciliate membrane. Leaf-blades flexuous; filiform; involute; 6-15 cm long; 1 mm wide; coriaceous. Leaf-blade surface scabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; elliptic; 5-12 cm long; 1-2.5 cm wide. Primary panicle branches spreading; branching divaricately. Spikelets solitary. Fertile spikelets pedicelled. Pedicels pubescent.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-5.3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent. Floret callus hairs 0.5-1 mm long.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-5.3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent. Floret callus hairs 0.5-1 mm long.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 4.5-5.5 mm long; 1 length of upper glume; membranous; purple; 1-keeled; 1 -veined. Lower glume primary vein ciliolate. Lower glume lateral veins absent. Lower glume surface glabrous, or puberulous. Lower glume apex acute. Upper glume lanceolate; 4.5-5.5 mm long; membranous; purple; 1-keeled; 3 -veined. Upper glume primary vein ciliolate. Upper glume surface glabrous, or puberulous. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 3.5-4.5 mm long; membranous; without keel; 5 -veined. Lemma surface puberulous. Lemma apex dentate; 3-4 -fid; awned; 1 -awned. Principal lemma awn dorsal; geniculate; 5-7 mm long overall; with a straight or slightly twisted column. Rhachilla extension 1.5-2 mm long; pubescent; hairy throughout but longer above; with 0.5-1 mm long hairs.
    Flowers
    Lodicules 2. Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform.
    Distribution
    South America: western South America and southern South America.
    Reference
    Aveneae. Gr Peru 1997.

    Images

    Distribution

    Native to:

    Argentina Northwest, Bolivia, Peru

    Calamagrostis festucoides (Wedd.) ined. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Bang, M. [805], Bolivia Calamagrostis amoena K000308436
    Mandon, G. [1301], Bolivia Calamagrostis amoena K000308433
    Mandon, G. [1306], Bolivia Calamagrostis amoena K000308434
    Mandon, G. [1303], Bolivia Calamagrostis amoena K000308435

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP Database) The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. 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.

    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