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  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis scotica (Druce) Druce

        This species is accepted, and its native range is Great Britain (NE. Scotland).

    [GB]
    Habit
    Perennial; caespitose. Rhizomes elongated. Culms erect; 50-90 cm long; 2-3 -noded. Culm-internodes smooth. Leaf-sheaths smooth. Ligule an eciliate membrane; 2-3 mm long; obtuse. Leaf-blades flat, or involute; 15-30 cm long; 3-5 mm wide. Leaf-blade venation prominent. Leaf-blade surface puberulous; hairy adaxially. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; lanceolate, or oblong; dense; 7-16 cm long; 1-3 cm wide. Primary panicle branches appressed; 3-6 cm long. Panicle axis scabrous. Panicle branches scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-3 mm long.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.75 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.75 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 4.5-6 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume apex acuminate. Upper glume lanceolate; 1.2-1.3 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume primary vein scabrous. Upper glume surface asperulous. Upper glume apex acuminate.
    Florets
    Fertile lemma oblong; 3.5-5.5 mm long; membranous; without keel; 5 -veined. Lemma surface asperulous. Lemma apex dentate; 4 -fid; truncate; awned; 1 -awned. Principal lemma awn dorsal; arising 0.33 way up back of lemma; straight; 2.5-3 mm long overall; without a column. Palea 0.66 length of lemma. Rhachilla extension pilose.
    Flowers
    Lodicules 2. Anthers 3; 2 mm long. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp; 2 mm long. Hilum punctiform. Disseminule comprising a floret.
    Distribution
    Europe: northern.
    Reference
    Aveneae. Br Gr 1995.

    Images

    Distribution

    Native to:

    Great Britain

    Synonyms

    Other Data

    Calamagrostis scotica (Druce) Druce appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Grant [s.n.], Great Britain K000838321

    Bibliography

    First published in List Brit. Pl., ed. 2: 127 (1928)

    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.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    Literature

    Kew Backbone Distributions

    • 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 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