Zoysia Willd.
  • Neue Schriften Ges. Naturf. Freunde Berlin 3: 440 (1801) 


Notes: , nom. cons.

General Description

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). INFLORESCENCE 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). FERTILE 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. GLUMES 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). FLOWER Lodicules absent (1/1). Anthers 3. FRUIT 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).

Distribution Map

 
  • Native distribution
  • Introduced distribution
Found in
  • Asia-Temperate China China North-Central
  • China Southeast
  • Eastern Asia Japan
  • Korea
  • Taiwan
  • Asia-Tropical Indian Subcontinent Bangladesh
  • India
  • Sri Lanka
  • Indo-China Myanmar
  • Thailand
  • Vietnam
  • Malesia Borneo
  • Christmas I.
  • Jawa
  • Malaya
  • Maluku
  • Philippines
  • Sulawesi
  • Papuasia Solomon Is.
  • Australasia Australia New South Wales
  • Queensland
  • Tasmania
  • Victoria
  • New Zealand New Zealand North
  • New Zealand South
  • Pacific Northwestern Pacific Caroline Is.
  • South-Central Pacific Society Is.
  • Tubuai Is.
  • Southwestern Pacific Samoa
Introduced into
  • Africa West Tropical Africa Benin
  • Ghana
  • Ivory Coast
  • Nigeria
  • Togo
  • Western Indian Ocean Mauritius
  • Rodrigues

  Bibliography

  • 1 Govaerts, R.H.A. (2011). World checklist of selected plant families published update. Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

 Information From

GrassBase - The Online World Grass Flora
http://www.kew.org/data/grasses-db/
Clayton, W.D., Vorontsova, M.S., Harman, K.T. and Williamson, H. (2006 onwards). GrassBase - The Online World Grass Flora. http://www.kew.org/data/grasses-db.html. [accessed 24 January 2012; 14:30 GMT]
  • A © Copyright The Board of Trustees, Royal Botanic Gardens, Kew.
eMonocot
http://e-monocot.org
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
  • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
  • C See http://kew.org/about-kew/website-information/legal-notices/index.htm You may use data on these Terms and Conditions and on further condition that: The data is not used for commercial purposes; You may copy and retain data solely for scholarly, educational or research purposes; You may not publish our data, except for small extracts provided for illustrative purposes and duly acknowledged; You acknowledge the source of the data by the words "With the permission of the Trustees of the Royal Botanic Gardens, Kew" in a position which is reasonably prominent in view of your use of the data; Any other use of data or any other content from this website may only be made with our prior written agreement.