1. Family: Poaceae Barnhart
    1. Genus: Oldeania Stapleton
      1. Oldeania perrieri (A.Camus) D.Z.Li, Y.X.Zhang & Haev.

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

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short; pachymorph. Culms 400-700 cm long; 50-80 mm diam.; woody. Culm-internodes terete. Lateral branches dendroid. Leaf-sheaths striately veined; glabrous on surface. Ligule an eciliate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades deciduous at the ligule; lanceolate; 9-10 cm long; 5-6 mm wide. Leaf-blade venation with 8 secondary veins; with distinct cross veins. Leaf-blade surface glabrous; hairless except near base. Leaf-blade margins scaberulous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle open; bearing few spikelets. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 5 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 35 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes clavate; pubescent.
    Fertile
    Spikelets comprising 5 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 35 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes clavate; pubescent.
    Glume
    Glumes two; persistent; similar; shorter than spikelet; similar to fertile lemma in texture. Lower glume ovate; 3 mm long; herbaceous; without keels; 7 -veined. Lower glume apex acute. Upper glume ovate; 5 mm long; herbaceous; without keels; 9 -veined. Upper glume lateral veins obscure. Upper glume apex acute.
    Florets
    Fertile lemma ovate; 12 mm long; herbaceous; without keel; 9 -veined. Lemma lateral veins obscure. Lemma surface glabrous. Lemma apex acuminate. Palea 9-10 mm long. Palea keels scaberulous; adorned above. Palea surface pubescent; hairy on back. Palea apex dentate; 2 -fid. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 3; membranous. Anthers 3. Stigmas 3. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; oblong.
    Distribution
    Africa: western Indian ocean.
    Reference
    Bambuseae. Camus 2002.

    Distribution

    Native to:

    Madagascar

    Oldeania perrieri (A.Camus) D.Z.Li, Y.X.Zhang & Haev. appears in other Kew resources:

    First published in J. Syst. Evol. 55: 464 (2017)

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP 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