1. Family: Poaceae Barnhart
    1. Genus: Perotis Aiton
      1. Perotis humbertii A.Camus

        This species is accepted, and its native range is Madagascar.

    [GB]
    Habit
    Annual. Culms geniculately ascending; 25-30 cm long. Culm-internodes 6 cm long. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane. Leaf-blades linear, or lanceolate; 1-2 cm long; 1.5-5 mm wide. Leaf-blade margins serrulate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; flexuous; multilateral; 3-8(-10) cm long; 3-4 mm wide. Spikelet packing lax; irregular. Spikelets spreading; solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 5-6 mm long; falling entire. Spikelet callus linear.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 5-6 mm long; falling entire. Spikelet callus linear.
    Glume
    Glumes similar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 5-6 mm long; 1 length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume surface puberulous. Lower glume apex acuminate; awned; 1 -awned. Lower glume awn 5-6 mm long. Upper glume lanceolate; 5-6 mm long; 2 length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume primary vein conspicuous; depressed. Upper glume lateral veins absent. Upper glume surface puberulous. Upper glume apex acuminate; awned; 1 -awned. Upper glume awn 5-6 mm long.
    Florets
    Fertile lemma lanceolate; 2-3 mm long; hyaline; without keel; 1 -veined. Lemma apex acute.
    Distribution
    Africa: western Indian ocean.
    Reference
    Cynodonteae. Camus 2007.

    Distribution

    Native to:

    Madagascar

    Perotis humbertii A.Camus appears in other Kew resources:

    First published in Bull. Soc. Bot. France 107: 206 (1960)

    Not accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Unplaced Name.]

    Literature

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

    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