1. Family: Poaceae Barnhart
    1. Genus: Perotis Aiton
      1. Perotis ornithocephala (Hook.) P.M.Peterson

        This species is accepted, and its native range is India, Sri Lanka.

    [GB]
    Habit
    Annual; caespitose. Culms geniculately ascending; 20-50 cm long. Ligule an eciliate membrane. Leaf-blade base broadly rounded. Leaf-blades lanceolate; 1-2.5 cm long; 3-5 mm wide; glaucous. Leaf-blade margins spinulose. Leaf-blade apex acute.
    Inflorescences
    Inflorescence composed of racemes; subtended by an inflated leaf-sheath. Racemes 1; single; erect; multilateral; 3-15 cm long. Rhachis angular; puberulous on surface. Spikelets spreading; solitary. Fertile spikelets pedicelled. Pedicels linear; terete; 0.3-0.5 mm long; puberulous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; like a bird's head; laterally compressed; gibbous; 2.5-2.75 mm long; falling entire. Spikelet callus cuneate; 1.5 mm long; pilose; base truncate.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets oblong; like a bird's head; laterally compressed; gibbous; 2.5-2.75 mm long; falling entire. Spikelet callus cuneate; 1.5 mm long; pilose; base truncate.
    Glume
    Glumes dissimilar; with lower wider than upper; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume elliptic; gibbous; 2.5-2.75 mm long; 1.2-1.3 length of upper glume; coriaceous; dark brown; 1-keeled; 1 -veined. Lower glume primary vein pectinately ciliate. Lower glume lateral veins absent. Lower glume surface scabrous; transversely waisted. Lower glume apex acute. Upper glume oblong; 2 mm long; 1.6-2 length of adjacent fertile lemma; coriaceous; dark brown; 1-keeled; 1 -veined. Upper glume primary vein pectinately ciliate. Upper glume surface scabrous. Upper glume apex acute.
    Florets
    Fertile lemma oblong; 1-1.25 mm long; hyaline; without keel; 0 -veined. Lemma apex acute. Palea 0.8 length of lemma; hyaline; 0 -veined; without keels.
    Flowers
    Anthers 2; 0.2-0.3 mm long. Stigmas 2; sparsely hairy.
    Fruits
    Caryopsis with adherent pericarp; oblong; 1.25 mm long. Hilum punctiform.
    Distribution
    Asia-tropical: India.
    Reference
    Cynodonteae. Bor.

    Images

    Distribution

    Native to:

    India, Sri Lanka

    Perotis ornithocephala (Hook.) P.M.Peterson appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Apr 9, 1932 Wight [1741], India Lopholepis ornithocephala K000245202 lectotype
    Apr 9, 1932 Wight [8881], India Lopholepis ornithocephala K000245203 syntype
    Apr 8, 1932 Wright, R. [108], India Lopholepis ornithocephala K000674256
    s.coll. [Cat. no. 8881] Lopholepis ornithocephala K001131746

    First published in Taxon 63: 284 (2014)

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP Database) The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.

    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 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