1. Family: Poaceae Barnhart
    1. Genus: Aegilops L.
      1. Aegilops bicornis (Forssk.) Jaub. & Spach

        This species is accepted, and its native range is E. Medit. to Arabian Peninsula.

    [GB]
    Habit
    Annual; caespitose. Culms geniculately ascending; 15-45 cm long. Leaf-sheath oral hairs ciliate. Leaf-sheath auricles falcate. Ligule an eciliate membrane. Leaf-blades flat, or involute; 5-10 cm long; 2-2.5 mm wide. Leaf-blade surface glabrous.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; linear; bilateral; 5-8 cm long; bearing 12-16 fertile spikelets on each. Rhachis fragile at the nodes. Spikelet packing broadside to rhachis. Rhachis internodes oblong; 0.5 length of fertile spikelet; falling with spikelet above. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Basal sterile spikelets rudimentary; 1 in number. Spikelets comprising 1-2 fertile florets; with diminished florets at the apex. Spikelets elliptic; laterally compressed; 5.5-8.5 mm long; falling entire; deciduous with accessory branch structures.
    Sterile
    Basal sterile spikelets rudimentary; 1 in number.
    Fertile
    Spikelets comprising 1-2 fertile florets; with diminished florets at the apex. Spikelets elliptic; laterally compressed; 5.5-8.5 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes similar; shorter than spikelet. Lower glume oblong; 5-7 mm long; 1 length of upper glume; coriaceous; without keels; 4-6 -veined. Lower glume lateral veins distinct; ribbed. Lower glume apex with a unilateral tooth, or dentate; 1-2 -fid. Upper glume oblong; 5-7 mm long; 1.2 length of adjacent fertile lemma; coriaceous; without keels; 4-6 -veined. Upper glume lateral veins distinct; ribbed; parallel at apex. Upper glume apex with a unilateral tooth, or dentate; 1-2 -fid.
    Florets
    Fertile lemma elliptic; 4-6 mm long; coriaceous; keeled; keeled above; 5 -veined. Lemma apex entire; awned; 1 -awned. Principal lemma awn 30-60 mm long overall. Palea 2 -veined. Palea keels scaberulous. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2. Ovary pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp; hairy at apex. Disseminule comprising a rhachis internode.
    Distribution
    Africa: north. Asia-temperate: western Asia and Arabia.
    Reference
    Triticeae. Eig 1993.

    Distribution

    Native to:

    Cyprus, Egypt, Kuwait, Lebanon-Syria, Libya, Palestine, Sinai

    Aegilops bicornis (Forssk.) Jaub. & Spach appears in other Kew resources:

    First published in Ill. Pl. Orient. 4: 11 (1851)

    Accepted by

    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.
    • Danin, A. (2004). Distribution Atlas of Plants in the Flora Palaestina area: 1-517. The Israel Academy of Sciences and Humanities, Jerusalem.
    • Al-Rawi, A. (1987). Flora of Kuwait 2: 1-455. Alden Press Ltd., U.K.
    • Meikle, R.D. (1985). Flora of Cyprus 2: 833-1970. The Bentham-Moxon Trust Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
    • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.

    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