1. Family: Poaceae Barnhart
    1. Genus: Elymus L.
      1. Elymus confusus (Roshev.) Tzvelev

        This species is accepted, and its native range is Siberia to Russian Far East and N. China.

    [GB]
    Habit
    Perennial; caespitose; clumped densely. Culms 50-120 cm long. Ligule an eciliate membrane. Leaf-blades 5-9 mm wide.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; drooping; bilateral; 10-20 cm long; bearing 8-15 fertile spikelets on each. Rhachis flattened; scabrous on margins. Spikelet packing broadside to rhachis; lax. Rhachis internodes linear; 7-15 mm long. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 10-20 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 10-20 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 3-8 mm long; 1 length of upper glume; coriaceous; without keels; 3 -veined. Lower glume apex acuminate; awned; 1 -awned. Lower glume awn 2-5 mm long. Upper glume lanceolate; 3-8 mm long; 0.33-0.75 length of adjacent fertile lemma; coriaceous; without keels; 3 -veined. Upper glume apex acuminate; awned; 1 -awned. Upper glume awn 2-5 mm long.
    Florets
    Fertile lemma lanceolate; 9-11 mm long; coriaceous; 5 -veined. Lemma surface asperulous, or scaberulous. Lemma apex acute; awned; 1 -awned. Principal lemma awn spreading; 20-25 mm long overall. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; membranous. Anthers 3; 1.5-2.7 mm long. Stigmas 2. Ovary pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-temperate: Siberia, Soviet far east, and Mongolia.
    Reference
    Triticeae. Fl USSR 1995.

    Distribution

    Native to:

    Amur, Buryatiya, Chita, Inner Mongolia, Irkutsk, Kamchatka, Khabarovsk, Krasnoyarsk, Kuril Is., Magadan, Mongolia, Primorye, Sakhalin, Tuva, Xinjiang, Yakutskiya

    Elymus confusus (Roshev.) Tzvelev appears in other Kew resources:

    First published in Trudy Bot. Inst. Komarova Akad. Nauk SSSR, Rast. Tsentral. Azii 4: 22 (1968)

    Accepted by

    • Grubov, V.I. (2008). Key to the vascular plants of Mongolia (with an atlas) 2: 1-503. Academy of Sciences, Mongolian People's Republic, Ulaan Bator.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.

    Literature

    Kew Backbone Distributions
    • Grubov, V.I. (2008). Key to the vascular plants of Mongolia (with an atlas) 2: 1-503. Academy of Sciences, Mongolian People's Republic, Ulaan Bator.
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/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