1. Family: Poaceae Barnhart
    1. Genus: Elymus L.
      1. Elymus shouliangiae (L.B.Cai) S.L.Chen & G.H.Zhu

        This species is accepted, and its native range is Tibet.

    [GB]
    Habit
    Perennial. Culms erect; 60-70 cm long; 2-3 mm diam.; 4 -noded. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane; 0.3 mm long; truncate. Leaf-blades 9-17 cm long; 3-6 mm wide; stiff. Leaf-blade surface smooth, or scaberulous; rough adaxially; glabrous.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; bilateral; 16-19 cm long. Rhachis flattened; glabrous on surface; scabrous on margins. Spikelet packing broadside to rhachis; lax. Rhachis internodes 15-23 mm long. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 8-10 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 26-32 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pubescent.
    Fertile
    Spikelets comprising 8-10 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 26-32 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pubescent.
    Glume
    Glumes persistent; similar. Lower glume lanceolate; 7-8 mm long; coriaceous; without keels; 3-4 -veined. Lower glume apex acuminate. Upper glume lanceolate; 8-9 mm long; coriaceous; without keels; 5-7 -veined. Upper glume apex acuminate; awned; 1 -awned. Upper glume awn 2-5 mm long.
    Florets
    Fertile lemma lanceolate; 11-12 mm long; coriaceous; 5 -veined. Lemma apex acuminate; awned; 1 -awned. Principal lemma awn curved; reflexed; 35-40 mm long overall. Palea 1 length of lemma; 2 -veined. Palea keels scabrous. Palea surface glabrous. Palea apex truncate. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; 4-5 mm long; brown. Ovary pubescent on apex.
    Distribution
    Asia-temperate: China.
    Reference
    Triticeae. Fl China 2005.

    Distribution

    Elymus shouliangiae (L.B.Cai) S.L.Chen & G.H.Zhu appears in other Kew resources:

    First published in Novon 12: 427 (2002)

    Accepted by

    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • 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.

    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