1. Family: Poaceae Barnhart
    1. Genus: Eriochloa Kunth
      1. Eriochloa villosa (Thunb.) Kunth

        This species is accepted, and its native range is Russian Far East to Vietnam and Temp. E. Asia.

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Culms geniculately ascending; 60-90 cm long; 2-3 mm diam.; 3-6 -noded. Leaves cauline. Leaf-sheaths pubescent; outer margin hairy. Ligule a ciliate membrane; 1.25-1.33 mm long. Leaf-blades linear, or lanceolate; 5-20 cm long; 3-13 mm wide. Leaf-blade surface pubescent; hairy on both sides. Leaf-blade margins scaberulous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 3-9; borne along a central axis; unilateral; 4-7 cm long. Central inflorescence axis 6-12 cm long; pubescent. Rhachis angular; 0.7-1 mm wide; pubescent on surface. Spikelet packing regular; 2 -rowed. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong; 1 mm long; tip discoid.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic, or ovate; dorsally compressed; acute; 4.5-5 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume; glabrous.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic, or ovate; dorsally compressed; acute; 4.5-5 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume; glabrous.
    Glume
    Glumes one the lower absent or obscure; reaching apex of florets; thinner than fertile lemma. Upper glume elliptic, or ovate; 1 length of spikelet; herbaceous; without keels; 5 -veined. Upper glume surface pilose. Upper glume apex acute; muticous.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; elliptic, or ovate; 1 length of spikelet; 5 -veined; pilose; acute. Fertile lemma elliptic, or ovate; 4 mm long; indurate; without keel. Lemma margins involute. Lemma apex acute; mucronate. Palea involute; indurate.
    Distribution
    Europe: eastern. Asia-temperate: Siberia, Soviet far east, Caucasus, China, and eastern Asia. Asia-tropical: Malesia.
    Reference
    Paniceae. Koyama 1993.

    Distribution

    Native to:

    Amur, China North-Central, China South-Central, China Southeast, Inner Mongolia, Japan, Khabarovsk, Korea, Manchuria, Nansei-shoto, Primorye, Taiwan, Vietnam

    Introduced into:

    California, Central European Rus, Colorado, East European Russia, Florida, Illinois, Iowa, Kansas, Kazakhstan, Minnesota, Mississippi, Missouri, Nebraska, North Caucasus, Oregon, Pennsylvania, South Dakota, South European Russi, Transcaucasus, Ukraine, West Siberia, Wisconsin

    Eriochloa villosa (Thunb.) Kunth appears in other Kew resources:

    First published in Révis. Gramin. 1: 30 (1829)

    Accepted by

    • Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.
    • Sukhorukov, A.P. (2011). New invasive alien plant species in the forest-steppe and northern steppe subzones of European Russia Feddes Repertorium 122: 287-304.
    • Larson, G.E. (2010). New vascular plant records for South Dakota Journal of the Botanical Research Institute of Texas 4: 467-470.
    • 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.
    • Takhtajan, A.L. (ed.) (2006). Conspectus Florae Caucasi 2: 1-466. Editio Universitatis Petropolitanae.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.
    • 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.
    • Lee, W.T. (1996). Lineamenta Florae Koreae: 1-1688. Soul T'ukpyolsi: Ak'ademi Sojok.
    • Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.
    • Walker, E.H. (1976). Flora of Okinawa and the southern Ryukyu islands: 1-1159. Smithsonian Institution Press, Washington D.C., U.S.A.

    Literature

    Kew Backbone Distributions
    • Sukhorukov, A.P. (2011). New invasive alien plant species in the forest-steppe and northern steppe subzones of European Russia Feddes Repertorium 122: 287-304.
    • Larson, G.E. (2010). New vascular plant records for South Dakota Journal of the Botanical Research Institute of Texas 4: 467-470.
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Takhtajan, A.L. (ed.) (2006). Conspectus Florae Caucasi 2: 1-466. Editio Universitatis Petropolitanae.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.
    • 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.
    • Lee, W.T. (1996). Lineamenta Florae Koreae: 1-1688. Soul T'ukpyolsi: Ak'ademi Sojok.
    • Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.
    • Walker, E.H. (1976). Flora of Okinawa and the southern Ryukyu islands: 1-1159. Smithsonian Institution Press, Washington D.C., U.S.A.

    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