1. Family: Poaceae Barnhart
    1. Lamarckia Moench

      1. This genus is accepted, and its native range is Macaronesia, Medit. to N. India and Ethiopia.

    [GB]

    nonem

    Habit
    Annual. Culms geniculately ascending; 10-40 cm long. Ligule an eciliate membrane.
    Inflorescences
    Inflorescence a panicle. Panicle contracted. Panicle axis bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets pedicelled; 1 in the cluster. Companion sterile spikelets pedicelled; 3 in the cluster. Involucre composed of imperfect spikelets. Pedicels filiform.
    Spikelets
    Companion sterile spikelets well-developed; deciduous with the fertile. Companion sterile spikelet glumes mucronate, or awned. Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 3-5 mm long; falling entire; deciduous with accessory branch structures.
    Sterile
    Companion sterile spikelets well-developed; deciduous with the fertile. Companion sterile spikelet glumes mucronate, or awned.
    Fertile
    Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 3-5 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes exceeding apex of florets. Lower glume lanceolate; 1 length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acuminate; mucronate, or awned. Upper glume lanceolate; 1.6 length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume apex acuminate; mucronate, or awned; 1 -awned.
    Florets
    Fertile lemma elliptic; without keel; 5 -veined. Lemma surface scabrous. Lemma apex dentate; 2 -fid; incised 0.2 of lemma length; awned. Principal lemma awn from a sinus. Palea 1 length of lemma. Apical sterile florets 1 in number; barren; ovate. Apical sterile lemmas awned.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp. Hilum elliptic.
    Distribution
    Europe, or Africa, or Temperate Asia, or Tropical Asia, or Australasia, or Pacific, or North America, or South America.

    Images

    Distribution

    Native to:

    Afghanistan, Algeria, Baleares, Canary Is., Corse, Cyprus, East Aegean Is., Egypt, Eritrea, Ethiopia, France, Greece, Gulf States, India, Iran, Iraq, Italy, Kriti, Lebanon-Syria, Libya, Madeira, Morocco, Oman, Pakistan, Portugal, Sardegna, Saudi Arabia, Sicilia, Sinai, Spain, Sudan, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Western Sahara, Yemen, Yugoslavia

    Introduced into:

    Argentina Northeast, Argentina Northwest, Arizona, California, Cape Provinces, Chile Central, Chile North, Colombia, Guatemala, Hawaii, Mexican Pacific Is., Mexico Northwest, New South Wales, Peru, Queensland, South Australia, Texas, Victoria, Western Australia

    Lamarckia Moench appears in other Kew resources:

    First published in Methodus: 201 (1794)

    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.
    • 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 2020. 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 2020. 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