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  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis anthoxanthoides (Munro ex Hook.f.) Regel

        This species is accepted, and its native range is Afghanistan to Central Asia and Tibet.

    [GB]
    Habit
    Perennial; caespitose. Rhizomes elongated. Butt sheaths persistent and investing base of culm; with compacted dead sheaths. Culms erect; 15-35 cm long; 1 -noded. Lateral branches lacking. Leaf-sheaths smooth, or scaberulous. Ligule an eciliate membrane. Leaf-blades linear, or lanceolate; 7-15 cm long; 2-3 mm wide. Leaf-blade surface smooth, or scaberulous. Leaf-blade apex attenuate; filiform.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; oblong; 2-3 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 5-7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.33 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 5-7 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.33 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; shiny; gaping. Lower glume lanceolate; 5-7 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; 5-7 mm long; 1.2-1.8 length of adjacent fertile lemma; membranous; purple; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex acuminate.
    Florets
    Fertile lemma oblong; 4 mm long; hyaline; without keel; 5 -veined. Lemma apex erose; truncate; awned; 1 -awned. Principal lemma awn dorsal; arising 0.1 way up back of lemma; geniculate; 7-7.5 mm long overall; with twisted column. Palea 1 length of lemma; hyaline; 2 -veined. Rhachilla extension glabrous, or pilose.
    Flowers
    Lodicules 2. Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform.
    Distribution
    Asia-temperate: Soviet Middle Asia, western Asia, and China.
    Reference
    Aveneae. Fl Iran 1993.

    Images

    Distribution

    Native to:

    Afghanistan, Kazakhstan, Kirgizstan, Tadzhikistan, Tibet, Turkmenistan, Uzbekistan, Xinjiang

    Synonyms

    Other Data

    Calamagrostis anthoxanthoides (Munro ex Hook.f.) Regel appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Henderson, G. [s.n.], Xinjiang K000838302 Unknown type material
    Henderson, G. [s.n.], Xinjiang K000838303 Unknown type material

    Bibliography

    First published in Trudy Imp. S.-Peterburgsk. Bot. Sada 7: 640 (1880)

    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.

    Literature

    Kew Backbone Distributions

    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.
    • Ovczinnikov, P.N. (ed.) (1957). Flora Tadzhikskoi SSR 1: 1-547. Izd-vo Akademii nauk SSSR, Moskva.
    • Pavlov, N.V. (ed.) (1956). Flora Kazakhstana 1: 1-354. Alma-Ata, Izd-vo Akademii nauk Kazakhskoi SSR.
    • Roshevitz, R.J. & al. (eds.) (1950). Flora Kirgizskoi SSR 2: 1-315. Frunze : Izd-vo KirgizFAN SSSR.
    • Merkodovich, N.A. (ed.) (1941). Flora Uzbekistana 1: 1-566. Izd-va Akademii nauk Uzbekskoi SSR, Tashkent.
    • Fedtschenko, B.A. & al. (1932). Flora Turkmenii 1: 1-340. Turkmenskoe gosudarstvennoe izd., Ashkhabad.

    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