1. Family: Poaceae Barnhart
    1. Aegilops L.

      1. This genus is accepted, and its native range is Macaronesia, Medit. to W. Himalaya, E. Central Europe to E. Central China.

    [GB]

    nonem

    Habit
    Annual. Culms erect (14), or geniculately ascending (19), or decumbent (4); robust (1/1); 5-36.28-110 cm long. Leaf-sheath auricles falcate. Ligule an eciliate membrane (22), or absent (1).
    Inflorescences
    Inflorescence composed of racemes; not deciduous as a whole (10), or deciduous as a whole (16); exserted (22), or embraced at base by subtending leaf (1). Racemes single; linear (11), or moniliform (4), or lanceolate (7), or ovate (2), or obovate (3); unilateral (1), or bilateral; bearing few fertile spikelets (11), or many spikelets (12); bearing 2-7-20 fertile spikelets on each. Rhachis tough (15), or fragile at the nodes (11); flattened (1/7), or semiterete (6/7); terminating in a spikelet (22), or sterile spikelet (1). Spikelet packing broadside to rhachis. Rhachis internodes indefinite (8), or linear (3), or oblong (10), or cuneate (2); falling with spikelet alongside (5/10), or falling with spikelet above (5/10). Spikelets appressed (6/8), or ascending (2/8); solitary. Fertile spikelets sessile.
    Sterile
    Basal sterile spikelets absent (7), or rudimentary (22).
    Spikelets
    Spikelets comprising 1 fertile florets (1), or 2-3 fertile florets (9), or 4 fertile florets (12), or 5 fertile florets (6), or 6-8 fertile florets (2); with diminished florets at the apex. Spikelets elliptic (5), or oblong (11), or ovate (7), or obovate (1), or cuneate (1); laterally compressed; 5-10.28-15 mm long; falling entire; deciduous with accessory branch structures. Basal sterile spikelets absent (7), or rudimentary (22).
    Fertile
    Spikelets comprising 1 fertile florets (1), or 2-3 fertile florets (9), or 4 fertile florets (12), or 5 fertile florets (6), or 6-8 fertile florets (2); with diminished florets at the apex. Spikelets elliptic (5), or oblong (11), or ovate (7), or obovate (1), or cuneate (1); laterally compressed; 5-10.28-15 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes distichous (22), or collateral (1); shorter than spikelet. Lower glume elliptic (2), or oblong (18), or ovate (3), or obovate (3); not gibbous (20), or gibbous (3); 1 length of upper glume; coriaceous; without keels; 4 -veined (1), or 5 -veined (2), or 6 -veined (4), or 7 -veined (21), or 8-9 -veined (17), or 10 -veined (1). Lower glume lateral veins distinct (8), or thickened (4), or unequally thickened (11); without ribs (2), or ribbed (21). Lower glume surface smooth (17), or asperulous (1), or scabrous (7); glabrous (16), or pubescent (7), or pilose (3). Lower glume apex entire (6), or with a unilateral tooth (4), or dentate (15), or lobed (2); 1 -fid (1/14), or 2 -fid (11/14), or 3 -fid (5/14), or 4 -fid (1/14); emarginate (1/10), or truncate (10/10); muticous (8), or mucronate (1), or awned (14), or awned only on distal spikelets (5). Upper glume elliptic (2), or oblong (18), or ovate (3), or obovate (3); not gibbous (20), or gibbous (3); 0.66-0.883-1.2 length of adjacent fertile lemma; coriaceous; without keels; 4-5 -veined (1), or 6 -veined (4), or 7 -veined (21), or 8 -veined (17), or 9 -veined (18), or 10 -veined (1). Upper glume lateral veins without ribs (2), or ribbed (21); parallel at apex (22), or divergent at apex (1). Upper glume surface smooth (17), or asperulous (1), or scabrous (7); glabrous (16), or pubescent (7), or pilose (3). Upper glume apex entire (6), or with a unilateral tooth (4), or dentate (15), or lobed (2); 1 -fid (1/15), or 2 -fid (12/15), or 3 -fid (6/15), or 4 -fid (1/15); emarginate (1/11), or truncate (11/11); muticous (8), or awned (15), or awned only on distal spikelets (5); 1 -awned (7/17), or 2 -awned (6/17), or 3 -awned (9/17), or 4-5 -awned (2/17), or 6-8 -awned (1/17).
    Florets
    Fertile lemma elliptic (6), or oblong (16), or ovate (2); coriaceous; without keel (17), or keeled (6); 5 -veined. Lemma surface glabrous (22), or pubescent (1), or pilose (1). Lemma margins eciliate (21), or ciliolate (2). Lemma apex entire (8), or erose (1), or dentate (16); 1 -fid (3/16), or 2 -fid (13/16), or 3 -fid (6/16), or 4 -fid (1/16); emarginate (2/8), or truncate (7/8), or obtuse (1/8); muticous (5), or awned (14), or awned only on distal spikelets (8); 1 -awned (14/20), or 2 -awned (8/20), or 3 -awned (6/20), or 4 -awned (1/20). Principal lemma awn apical (18/20), or from a sinus (2/20). Lateral lemma awns shorter than principal (1/1). Palea 2 -veined. Palea keels smooth (1), or scaberulous (20), or scabrous (2); eciliate (22), or ciliolate (1). Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; glabrous (17), or ciliate (6). Anthers 3 (2/2). Ovary unappendaged (16), or with a fleshy appendage below style insertion (7); pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp; ellipsoid (2/4), or oblong (1/4), or ovoid (1/4). Embryo 0.5-0.58-0.66 length of caryopsis. Hilum linear (1/1); 1 length of caryopsis.
    Distribution
    Europe (12), or Africa (10), or Temperate Asia, or Tropical Asia (3), or North America (2).

    Images

    Distribution

    Native to:

    Afghanistan, Albania, Algeria, Baleares, Bulgaria, Canary Is., Cape Verde, China North-Central, China Southeast, Corse, Cyprus, Czechoslovakia, East Aegean Is., Egypt, France, Greece, Gulf States, Hungary, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Kriti, Krym, Kuwait, Lebanon-Syria, Libya, Morocco, North Caucasus, Oman, Pakistan, Palestine, Portugal, Romania, Sardegna, Saudi Arabia, Sicilia, Sinai, South European Russi, Spain, Tadzhikistan, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkey-in-Europe, Turkmenistan, Ukraine, Uzbekistan, West Himalaya, Xinjiang, Yugoslavia

    Introduced into:

    Alabama, Arizona, Arkansas, Austria, California, Central European Rus, Colorado, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Korea, Louisiana, Maryland, Mexico Northeast, Michigan, Missouri, Montana, Nebraska, Nevada, New Mexico, New York, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Poland, Primorye, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wyoming

    Aegilops L. appears in other Kew resources:

    First published in Sp. Pl.: 1050 (1753)

    Accepted by

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

    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 2018. 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 2018. 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