1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis nivicola (Hook.f.) Hand.-Mazz.

        This species is accepted, and its native range is Nepal to S. Central China.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 8-20 cm long. Ligule an eciliate membrane; 1 mm long; truncate. Leaf-blades flat, or convolute; 2-7 cm long; 0.5-1 mm wide. Leaf-blade apex abruptly acute.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 3-5 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 6-7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent, or pilose. Floret callus hairs 0.5-1 mm long; 0.1-0.3 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 6-7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent, or pilose. Floret callus hairs 0.5-1 mm long; 0.1-0.3 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 6-7 mm long; 1 length of upper glume; membranous; purple; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex acuminate. Upper glume lanceolate; 4.5-6.5 mm long; 1.1-1.3 length of adjacent fertile lemma; membranous; purple; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acuminate.
    Florets
    Fertile lemma lanceolate; 3.5 mm long; membranous; shiny; without keel; 5 -veined. Lemma lateral veins excurrent. Lemma apex dentate; 4 -fid; awned; 1 -awned. Principal lemma awn dorsal; arising 0.05 way up back of lemma; geniculate; 6-7 mm long overall; with twisted column. Rhachilla extension 2.5-3 mm long; pilose.
    Flowers
    Lodicules 2. Anthers 3; 0.5 mm long. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
    Distribution
    Asia-temperate: China. Asia-tropical: India.
    Reference
    Aveneae. Fl Brit India 1994.

    Images

    Distribution

    Native to:

    China South-Central, East Himalaya, Nepal, Qinghai, Tibet

    Calamagrostis nivicola (Hook.f.) Hand.-Mazz. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 18, 1998 Hooker, J.D. [s.n.], Sikkim K000032379 Unknown type material

    First published in Symb. Sin. 7: 1299 (1936)

    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.
    • Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.

    Literature

    Kew Backbone Distributions
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.

    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