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  1. Family: Poaceae Barnhart
    1. Genus: Leymus Hochst.
      1. Leymus akmolinensis (Drobow) Tzvelev

        This species is accepted, and its native range is S. European Russia to Siberia.

    [GB]
    Habit
    Perennial; pluricaespitose. Rhizomes short. Culms 45-80 cm long. Ligule an eciliate membrane. Leaf-blades flat, or convolute; 3-5 mm wide; coriaceous; stiff; glaucous. Leaf-blade venation prominent. Leaf-blade surface scabrous; rough adaxially.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; linear; bilateral; 6-10 cm long; 5-7 mm wide. Rhachis pubescent on margins. Spikelet packing broadside to rhachis. Rhachis internodes linear. Spikelets appressed; in pairs. Fertile spikelets sessile; 2 in the cluster.
    Spikelets
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 8-13 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 oblong; laterally compressed; 8-13 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume subulate; 1 length of upper glume; coriaceous; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous. Upper glume subulate; 7-10 mm long; 1.2 length of adjacent fertile lemma; coriaceous; 1 -veined. Upper glume lateral veins absent. Upper glume surface scabrous.
    Florets
    Fertile lemma lanceolate; 6-8.5 mm long; coriaceous; without keel; 5 -veined. Lemma apex acuminate; awned; 1 -awned. Principal lemma awn 1-2 mm long overall. Palea 2 -veined. Palea keels ciliate. Apical sterile florets resembling fertile though underdeveloped.
    Distribution
    Europe: eastern. Asia-temperate: Siberia and Soviet Middle Asia.
    Reference
    Triticeae. Fl USSR 1995.

    Distribution

    Native to:

    Altay, Kazakhstan, South European Russi, Tuva, West Siberia

    Synonyms

    Other Data

    Leymus akmolinensis (Drobow) Tzvelev appears in other Kew resources:

    Bibliography

    First published in Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 20: 430 (1960)

    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.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    Literature

    Kew Backbone Distributions

    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.
    • Pavlov, N.V. (ed.) (1956). Flora Kazakhstana 1: 1-354. Alma-Ata, Izd-vo Akademii nauk Kazakhskoi SSR.

    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