1. Family: Poaceae Barnhart
    1. Genus: Airopsis Desv.
      1. Airopsis tenella (Cav.) Coss. & Durieu

        This species is accepted, and its native range is W. & Central Medit.

    [GB]
    Habit
    Annual; caespitose. Culms 3-20(-30) cm long. Ligule an eciliate membrane; 1-2 mm long; lacerate; obtuse. Leaf-blades convolute; 1-6 cm long; 0.5-1.5 mm wide. Leaf-blade surface scaberulous.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear, or oblong; 1-3 cm long; 0.3-1 cm wide. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; tip pyriform.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets orbicular; laterally compressed; 1.2-1.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes suppressed between florets. Floret callus glabrous.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets orbicular; laterally compressed; 1.2-1.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes suppressed between florets. Floret callus glabrous.
    Glume
    Glumes persistent; similar; exceeding apex of florets; shiny. Lower glume orbicular; gibbous; 1.2-1.5 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume orbicular; gibbous; 1.2-1.5 mm long; 1.2 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume apex obtuse.
    Florets
    Fertile lemma orbicular; gibbous; 1-1.3 mm long; membranous; shiny; without keel; 3 -veined. Lemma margins pilose. Lemma apex obtuse.
    Flowers
    Anthers 3; 0.3 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; orbicular; dorsally compressed; plano-convex; 0.5 mm long. Endosperm farinose. Disseminule comprising a floret.
    Distribution
    Europe: southwestern and southeastern. Africa: north.
    Reference
    Aveneae. WDC.

    Distribution

    Native to:

    Algeria, Corse, France, Italy, Morocco, Portugal, Sicilia, Spain, Tunisia

    Airopsis tenella (Cav.) Coss. & Durieu appears in other Kew resources:

    First published in M.C.Durieu de Maisonneuve, Expl. Sci. Algérie 2: 97 (1855)

    Accepted by

    • Dimopoulos, P., Raus, T., Bergmeier, E., Constantinidis, T., Iatrou, G., Kokkini, S., Strid, A., & Tzanoudakis, D. (2013). Vascular plants of Greece. An annotated checklist: 1-372. Botanic gardens and botanical museum Berlin-Dahlem, Berlin and Hellenic botanical society, Athens.
    • 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.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    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.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    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