1. Family: Poaceae Barnhart
    1. Genus: Elymus L.
      1. Elymus macrochaetus (Nevski) Tzvelev

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

    [GB]
    Habit
    Perennial; caespitose. Culms 100-135 cm long. Culm-internodes distally pubescent. Leaf-sheaths antrorsely scabrous. Ligule an eciliate membrane. Leaf-blades 4-8 mm wide. Leaf-blade surface scabrous; rough abaxially; pilose; densely hairy; hairy adaxially.
    Inflorescences
    Inflorescence composed of racemes. Peduncle antrorsely scabrous above. Racemes 1; single; bilateral; 8.5-20 cm long. Rhachis flattened; scabrous on margins. Spikelet packing broadside to rhachis; lax. Rhachis internodes linear. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 20-22 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; 20-22 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 12-16 mm long; 1 length of upper glume; coriaceous; without keels; 7-9 -veined. Lower glume surface scabrous. Lower glume apex acuminate; awned; 1 -awned. Lower glume awn 1-3 mm long. Upper glume lanceolate; 12-16 mm long; 1 length of adjacent fertile lemma; coriaceous; without keels; 7-9 -veined. Upper glume surface asperulous. Upper glume apex acuminate; awned; 1 -awned. Upper glume awn 1-3 mm long.
    Florets
    Fertile lemma lanceolate; 12-16 mm long; coriaceous; 5 -veined. Lemma surface pubescent. Lemma apex acute; awned; 1 -awned. Principal lemma awn straight, or curved; 30-35 mm long overall. Palea 9-13.5 mm long. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; membranous. Anthers 3. Stigmas 2. Ovary pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-temperate: Soviet Middle Asia.
    Reference
    Triticeae. Fl USSR 1995.

    Images

    Distribution

    Native to:

    Tadzhikistan

    Elymus macrochaetus (Nevski) Tzvelev appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1978 Gontscherow, N. [812], Tajikistan K000674856
    Jan 1, 1978 Gontscherow, N. [985], Tajikistan K000674857 isotype

    First published in Novosti Sist. Vyssh. Rast. 9: 61 (1972)

    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
    • Ovczinnikov, P.N. (ed.) (1957). Flora Tadzhikskoi SSR 1: 1-547. Izd-vo Akademii nauk SSSR, Moskva.

    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