1. Family: Poaceae Barnhart
    1. Genus: Corynephorus P.Beauv.
      1. Corynephorus canescens (L.) P.Beauv.

        This species is accepted, and its native range is Europe, Morocco.

    [GB]
    Habit
    Perennial; caespitose. Culms erect, or geniculately ascending; 10-30(-45) cm long; 2-5 -noded. Leaf-sheaths scaberulous. Ligule an eciliate membrane; 1.5-3.5 mm long; acute. Leaf-blades filiform; involute; 2-6 cm long; 0.3-0.5 mm wide; stiff; grey-green. Leaf-blade surface scaberulous.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; lanceolate, or oblong; 1.5-8 cm long; 0.5-1.5 cm wide. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-3 mm long.
    Spikelets
    Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 3-4(-5) mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pilose. Floret callus pubescent.
    Fertile
    Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 3-4(-5) mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pilose. Floret callus pubescent.
    Glume
    Glumes persistent; similar; exceeding apex of florets; shiny. Lower glume lanceolate; 3-4(-5) mm long; 1 length of upper glume; membranous; much thinner on margins; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume ovate; 3-4(-5) mm long; 2 length of adjacent fertile lemma; membranous; with membranous margins (white); 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Fertile lemma ovate; (1.6-)1.8-2.2 mm long; membranous; without keel; 5 -veined. Lemma lateral veins obscure. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn dorsal; arising 0.1-0.2 way up back of lemma; with clavate limb; 2-3 mm long overall; not or scarcely exserted from spikelet; with twisted column. Column of lemma awn with bearded apex.
    Flowers
    Anthers 3; 1.2-1.6 mm long. Ovary glabrous.
    Fruits
    Hilum punctiform.
    Distribution
    Europe: northern, central, southwestern, southeastern, and eastern. Africa: north. North America: northeast USA. South America: western South America.
    Reference
    Aveneae. TAC.

    Images

    Distribution

    Doubtfully present in:

    Corse

    Native to:

    Austria, Baltic States, Belarus, Belgium, Central European Rus, Czechoslovakia, Denmark, France, Germany, Great Britain, Hungary, Italy, Morocco, Netherlands, Northwest European R, Norway, Poland, Portugal, Romania, Sardegna, Spain, Sweden, Ukraine

    Introduced into:

    British Columbia, Connecticut, Ecuador, Maine, Masachusettes, Michigan, New Hampshire, New Jersey, New York, Pennsylvania, Washington

    Corynephorus canescens (L.) P.Beauv. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Willkomm, H.M. [907], Spain K000808909
    Lange, J. [s.n.], Spain K000808907
    s.coll. [1166], France K000808908

    First published in Ess. Agrostogr.: 90 (1812)

    Accepted by

    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Jørgensen, P.M. & León-Yánez, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador Monographs in Systematic Botany from the Missouri Botanical Garden 75: i-viii, 1-1181.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    Literature

    Kew Backbone Distributions
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
    • Jørgensen, P.M. & León-Yánez, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador Monographs in Systematic Botany from the Missouri Botanical Garden 75: i-viii, 1-1181.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    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 2019. 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 2019. 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