1. Family: Poaceae Barnhart
    1. Genus: Cenchrus L.
      1. Cenchrus shaanxiensis (S.L.Chen & Y.X.Jin) Morrone

        This species is accepted, and its native range is Qinghai to Central & E. Central China.

    [GB]
    Habit
    Perennial. Culms erect, or geniculately ascending; 80-150 cm long. Leaf-sheaths pilose; with tubercle-based hairs. Ligule a fringe of hairs. Leaf-blades flat; 30-50 cm long; 5-15 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; linear; 10-20 cm long; 1-2 cm wide. Primary panicle branches accrescent to a central axis. Panicle axis retrorsely scabrous; bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets sessile; 1 in the cluster. Involucre composed of bristles; 10-30 mm long; base obtuse. Involucral bristles deciduous with the fertile spikelets; numerous; 10-30 mm long; terete; flexible; glabrous.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 5-6 mm long; falling entire; deciduous with accessory branch structures.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 5-6 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes shorter than spikelet; thinner than fertile lemma. Lower glume oblong; 2 mm long; 0.3-0.4 length of spikelet; membranous; without keels; 0-1 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume ovate; 1.7-3 mm long; 0.3-0.5 length of spikelet; membranous; without keels; 1-3 -veined. Upper glume primary vein absent, or obscure. Upper glume apex acuminate.
    Florets
    Basal sterile florets male, or barren; with palea. Lemma of lower sterile floret elliptic; 1 length of spikelet; chartaceous; acuminate. Fertile lemma lanceolate; 5-6 mm long; cartilaginous; without keel. Lemma margins flat. Lemma apex acuminate. Palea cartilaginous.
    Flowers
    Anthers 3; anther tip smooth.
    Distribution
    Asia-temperate: China.
    Reference
    Paniceae. Chen & Jin 1996.

    Distribution

    Native to:

    China North-Central, China South-Central, China Southeast, Qinghai

    Cenchrus shaanxiensis (S.L.Chen & Y.X.Jin) Morrone appears in other Kew resources:

    First published in Ann. Bot. (Oxford) 106: 129 (2010)

    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 2019. 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 2019. 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