1. Family: Poaceae Barnhart
    1. Genus: Sphenopus Trin.
      1. Sphenopus ehrenbergii Hausskn.

        This species is accepted, and its native range is Tunisia to Libya.

    [GB]
    Habit
    Annual. Culms geniculately ascending, or decumbent; 5-30 cm long. Ligule an eciliate membrane; 2-4 mm long. Leaf-blades filiform; convolute; 4-7 cm long; 0.5-1 mm wide. Leaf-blade apex callose.
    Inflorescences
    Inflorescence a panicle. Panicle open, or contracted; lanceolate, or ovate; 2-7 cm long. Primary panicle branches branching divaricately. Panicle branches capillary. Spikelets solitary. Fertile spikelets pedicelled. Pedicels cuneate.
    Spikelets
    Spikelets comprising 2-6 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 4-5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2-6 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 4-5 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; 0.3-0.5 mm long; 0.2-0.5 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; without keels; (0-)1 -veined. Upper glume apex acute.
    Florets
    Fertile lemma elliptic; 2 mm long; membranous; keeled; keeled above; 5 -veined. Lemma lateral veins with distinct primaries but obscure intermediates. Lemma apex obtuse; mucronate. Palea keels ciliolate. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; linear; 0.75-1 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; linear; 1 mm long. Hilum punctiform.
    Distribution
    Africa: north.
    Reference
    Poeae. Fl Afr N.

    Distribution

    Native to:

    Libya, Tunisia

    Sphenopus ehrenbergii Hausskn. appears in other Kew resources:

    First published in Mitth. Thüring. Bot. Vereins, n.f., 13: 57 (1899)

    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.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the 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.

    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