1. Family: Poaceae Barnhart
    1. Zoysia Willd.

      1. This genus is accepted, and its native range is Tropical Asia to S. Russian Far East and Pacific.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes absent (3), or elongated (6). Stolons absent (5), or present (4). Culms decumbent (1/3), or prostrate (2/3); 1.5-16.25-50 cm long; firm (7), or wiry (2). Lateral branches lacking (1/2), or sparse (1/2), or ample (1/2). Ligule a ciliate membrane (3), or a fringe of hairs (6). Leaf-blades filiform (4), or linear (6), or lanceolate (2); herbaceous (8), or coriaceous (1); stiff (3), or firm (6). Leaf-blade apex muticous (7), or pungent (2).
    Inflorescences
    Inflorescence composed of racemes (8), or comprising only a few spikelets (2); subtended by an unspecialized leaf-sheath (8), or an inflated leaf-sheath (1); exserted (8), or embraced at base by subtending leaf (1). Racemes single (8/8); linear (7/8), or lanceolate (2/8); multilateral (8/8); bearing few fertile spikelets (1/8), or many spikelets (7/8); bearing 3-12 fertile spikelets on each (1/2). Spikelet packing crowded (2/8), or contiguous (5/8), or lax (1/8). Spikelets appressed (1/5), or ascending (4/5); solitary. Fertile spikelets pedicelled. Pedicels linear (1/3), or oblong (1/3), or cuneate (1/3); tip widened (1/1).
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate (4), or elliptic (4), or oblong (2), or ovate (2); laterally compressed; 2-3.964-8 mm long; falling entire.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate (4), or elliptic (4), or oblong (2), or ovate (2); laterally compressed; 2-3.964-8 mm long; falling entire.
    Glume
    Glumes one the lower absent or obscure; reaching apex of florets (1), or exceeding apex of florets (8); firmer than fertile lemma. Upper glume lanceolate (4), or elliptic (3), or oblong (1), or ovate (5); 1-1.116-1.4 length of adjacent fertile lemma; chartaceous (1), or coriaceous (8); without keels (8), or 1-keeled (1); 1 -veined (1/5), or 3 -veined (2/5), or 5 -veined (1/5), or 7 -veined (1/5). Upper glume surface smooth (8), or asperulous (1); glabrous (7), or puberulous (2). Upper glume apex entire (8), or erose (1); obtuse (2), or acute (7); muticous, or mucronate (3), or awned (2); 1 -awned (2/2).
    Florets
    Fertile lemma lanceolate (2), or elliptic (2), or oblong (6), or ovate (1); hyaline (8), or membranous (1); without keel (8), or keeled (1); 1 -veined. Lemma apex entire (8), or erose (1); emarginate (3/4), or obtuse (1/4); muticous (8), or mucronate (1). Palea present (8), or absent or minute (1); 0.5-0.7-0.9 length of lemma; hyaline (4/8), or membranous (4/8); 0 -veined (2/2); without keels (6/8), or 2-keeled (2/8).
    Flowers
    Lodicules absent (1/1). Anthers 3.
    Fruits
    Caryopsis with adherent pericarp (1/1); ellipsoid (1/1).
    Distribution
    Africa (1), or Temperate Asia (5), or Tropical Asia (3), or Australasia (4), or Pacific (2), or North America (1), or South America (1).

    Images

    Distribution

    Native to:

    Bangladesh, Borneo, Caroline Is., China North-Central, China Southeast, Cocos (Keeling) Is., Hainan, India, Japan, Jawa, Kazan-retto, Korea, Laos, Lesser Sunda Is., Malaya, Maluku, Manchuria, Marianas, Marshall Is., Myanmar, Nansei-shoto, New Guinea, New South Wales, New Zealand North, New Zealand South, Nicobar Is., Ogasawara-shoto, Philippines, Primorye, Queensland, Solomon Is., South Australia, South China Sea, Sri Lanka, Sulawesi, Sumatera, Taiwan, Tasmania, Thailand, Victoria, Vietnam

    Introduced into:

    Alabama, Bahamas, Benin, Bermuda, Brazil Southeast, Brazil West-Central, Burkina, California, Cayman Is., Christmas I., Colombia, Costa Rica, Cuba, Dominican Republic, Ecuador, El Salvador, Fiji, Florida, Gabon, Galápagos, Georgia, Ghana, Gulf of Guinea Is., Haiti, Hawaii, Honduras, Illinois, Indiana, Ivory Coast, Kentucky, Leeward Is., Louisiana, Madagascar, Maldives, Marquesas, Maryland, Mauritius, Mexico Northeast, Mexico Southwest, New Mexico, Nicaragua, Nigeria, North Carolina, Ontario, Puerto Rico, Rodrigues, Réunion, Samoa, Society Is., Tennessee, Togo, Trinidad-Tobago, Tubuai Is., Virginia, West Himalaya

    Zoysia Willd. appears in other Kew resources:

    First published in Neue Schriften Ges. Naturf. Freunde Berlin 3: 440 (1801)

    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