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  1. Family: Poaceae Barnhart
    1. Genus: Leymus Hochst.
      1. Leymus kopetdaghensis (Roshev.) Tzvelev

        This species is accepted, and its native range is S. Turkmenistan.

    [GB]
    Habit
    Perennial; caespitose; clumped densely. Rhizomes short. Butt sheaths persistent and investing base of culm. Culms erect, or geniculately ascending; 25-50 cm long. Ligule an eciliate membrane. Leaf-blades convolute; 7-15 cm long; 3-5 mm wide; coriaceous; stiff. Leaf-blade surface scabrous; rough adaxially. Leaf-blade margins scabrous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence composed of racemes. Peduncle scaberulous above. Racemes 1; single; bilateral; 10-20 cm long; 7 mm wide. Rhachis flattened; pubescent on surface. Spikelet packing broadside to rhachis; lax. Spikelets in pairs. Fertile spikelets sessile; 2 in the cluster.
    Spikelets
    Spikelets comprising 2-4 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 17-20 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2-4 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 17-20 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume subulate; 10-15 mm long; 1 length of upper glume; 1 -veined. Lower glume surface scabrous. Upper glume subulate; 10-15 mm long; 1 length of adjacent fertile lemma; 1 -veined. Upper glume surface scabrous.
    Florets
    Fertile lemma lanceolate, or elliptic; 10-12 mm long; coriaceous; without keel; 5-7 -veined. Lemma surface pilose; hairy above. Lemma margins ciliate. Lemma apex acute; mucronate. Palea 2 -veined. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; membranous. Anthers 3. Stigmas 2. Ovary pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp. Hilum linear.
    Distribution
    Asia-temperate: Soviet Middle Asia.
    Reference
    Triticeae. Fl Iran 1993.

    Distribution

    Native to:

    Turkmenistan

    Synonyms

    Other Data

    Leymus kopetdaghensis (Roshev.) Tzvelev appears in other Kew resources:

    Bibliography

    First published in Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 20: 429 (1960)

    Accepted by

    • Memariani, F. & al. (2016). Plant diversity of the Khorassam-Kopet Dagh Floristic province (Irano-Turanian region) Phytotaxa 249: 1-180.
    • 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

    • 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

    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