1. Family: Poaceae Barnhart
    1. Genus: Sphenopus Trin.
      1. Sphenopus divaricatus (Gouan) Rchb.

        This species is accepted, and its native range is Canary Islands, Medit. to Central Asia and Pakistan.

    [GB]
    Habit
    Annual. Culms erect, or decumbent; 10-30 cm long. Culm-nodes black. Ligule an eciliate membrane; 2.5-4 mm long; obtuse, or acute. Leaf-blades filiform; convolute; 6-7 cm long; 1 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 2-10 cm long. Primary panicle branches 2 -nate; branching divaricately. Panicle branches capillary. Spikelets solitary. Fertile spikelets pedicelled. Pedicels cuneate; 2-4 mm long.
    Spikelets
    Spikelets comprising 2-5 fertile florets; with diminished florets at the apex. Spikelets elliptic; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2-5 fertile florets; with diminished florets at the apex. Spikelets elliptic; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; dissimilar; shorter than spikelet; thinner than fertile lemma. Lower glume orbicular; 0.1-0.4 mm long; 0.2-0.4 length of upper glume; hyaline; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume oblong; 0.6-1 mm long; 0.25-0.5 length of adjacent fertile lemma; hyaline; 1-keeled; (0-)1 -veined. Upper glume apex emarginate, or obtuse.
    Florets
    Fertile lemma ovate; 1.5-2 mm long; membranous; keeled; keeled above; 3 -veined. Lemma midvein scabrous. Lemma apex truncate, or obtuse; muticous. Palea keels scabrous; adorned above. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; oblong; 0.2-0.6 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; oblong; 0.75-1.25 mm long. Embryo 0.2-0.25 length of caryopsis. Hilum punctiform.
    Distribution
    Europe: southwestern and southeastern. Africa: north, Macaronesia, and south. Asia-temperate: Soviet Middle Asia, Caucasus, western Asia, and Arabia. Australasia: Australia.
    Reference
    Poeae. Fl Iraq.

    Images

    Distribution

    Native to:

    Afghanistan, Albania, Algeria, Baleares, Canary Is., Cyprus, Egypt, France, Greece, Gulf States, Iran, Iraq, Italy, Kuwait, Lebanon-Syria, Libya, Morocco, North Caucasus, Pakistan, Palestine, Portugal, Sardegna, Saudi Arabia, Sicilia, Sinai, Spain, Tadzhikistan, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan

    Introduced into:

    Cape Provinces, South Australia

    Sphenopus divaricatus (Gouan) Rchb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Haussknecht, H.C. [s.n.], Greece K000789831
    Requien, E. [s.n.], France K000789833
    Planchon [s.n.], France K000789832

    First published in Fl. Germ. Excurs. 1: 45 (1830)

    Accepted by

    • Barina, Z. & Pifkó, D. (2011). Contributions to the flora of Albania, 2 Willdenowia 41: 139-149.
    • 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.
    • Takhtajan, A.L. (ed.) (2006). Conspectus Florae Caucasi 2: 1-466. Editio Universitatis Petropolitanae.
    • 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.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Jongbloed, M., Western, R.A. & Boer, B. (2000). Annotated Check-list for plants in the U.A.E.: 1-90. Zodiac Publishing, Dubai.
    • Al-Rawi, A. (1987). Flora of Kuwait 2: 1-455. Alden Press Ltd., U.K.
    • Davis, P.H. (ed.) (1985). Flora of Turkey and the East Aegean Islands 9: 1-724. Edinburgh University Press, Edinburgh.
    • Meikle, R.D. (1985). Flora of Cyprus 2: 833-1970. The Bentham-Moxon Trust Royal Botanic Gardens, Kew.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.
    • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.
    • Bor, N.L. (1968). Flora of Iraq 9: 1-588. Ministry of Agriculture & Agrarian Reform, Baghdad.

    Literature

    Kew Backbone Distributions
    • Barina, Z. & Pifkó, D. (2011). Contributions to the flora of Albania, 2 Willdenowia 41: 139-149.
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.
    • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
    • Takhtajan, A.L. (ed.) (2006). Conspectus Florae Caucasi 2: 1-466. Editio Universitatis Petropolitanae.
    • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Jongbloed, M., Western, R.A. & Boer, B. (2000). Annotated Check-list for plants in the U.A.E.: 1-90. Zodiac Publishing, Dubai.
    • Davis, P.H. (ed.) (1985). Flora of Turkey and the East Aegean Islands 9: 1-724. Edinburgh University Press, Edinburgh.
    • Meikle, R.D. (1985). Flora of Cyprus 2: 833-1970. The Bentham-Moxon Trust Royal Botanic Gardens, Kew.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.
    • Bor, N.L. (1968). Flora of Iraq 9: 1-588. Ministry of Agriculture & Agrarian Reform, Baghdad.
    • Ovczinnikov, P.N. (ed.) (1957). Flora Tadzhikskoi SSR 1: 1-547. Izd-vo Akademii nauk SSSR, Moskva.
    • Fedtschenko, B.A. & al. (1932). Flora Turkmenii 1: 1-340. Turkmenskoe gosudarstvennoe izd., Ashkhabad.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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