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  1. Family: Poaceae Barnhart
    1. Genus: Isachne R.Br.
      1. Isachne vaughanii C.E.Hubb.

        This species is accepted, and its native range is Mauritius, Réunion.

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Culms erect, or geniculately ascending; 20-45 cm long. Lateral branches lacking. Leaf-sheaths pubescent; with tubercle-based hairs; outer margin hairy. Ligule a fringe of hairs, or absent. Leaf-blades linear, or lanceolate; 1-6 cm long; 2.5-5 mm wide. Leaf-blade surface puberulous; hairy abaxially.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 3.5-10 cm long; 0.3-0.7 cm wide. Primary panicle branches appressed. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1-5 mm long.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 2.6-3 mm long; breaking up at maturity; disarticulating above glumes but not between florets. Rhachilla internodes definite.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 2.6-3 mm long; breaking up at maturity; disarticulating above glumes but not between florets. Rhachilla internodes definite.
    Glume
    Glumes deciduous; similar; reaching apex of florets; thinner than fertile lemma; gaping. Lower glume elliptic; 1 length of spikelet; membranous; without keels; 5-9 -veined. Lower glume apex obtuse. Upper glume elliptic; 1 length of spikelet; membranous; without keels; 5-9 -veined. Upper glume apex obtuse.
    Florets
    Fertile florets female; with the lowest dissimilar. Lowest fertile lemma bisexual; glabrous, or hairy. Fertile lemma elliptic; 2 mm long; coriaceous; without keel. Lemma surface puberulous. Lemma margins involute. Lemma apex obtuse. Palea coriaceous.
    Flowers
    Anthers 3.
    Distribution
    Africa: western Indian ocean.
    Reference
    Isachneae. Gr Maur.

    Images

    Distribution

    Native to:

    Mauritius

    Extinct in:

    Réunion

    Other Data

    Isachne vaughanii C.E.Hubb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Vaughan, R.E. [A.102], Mauritius K000244644
    Vaughan, R.E. [A.102], Mauritius K000244645
    Vaughan, R.E. [A.102], Mauritius K000244646
    Vaughan, R.E. [A.102], Mauritius K000244647
    Vaughan, R.E. [A.102], Mauritius K000244648
    Vaughan, R.E. [A.102], Mauritius K000244649 Unknown type material

    Bibliography

    First published in Bull. Misc. Inform. Kew 1927: 360 (1927)

    Accepted by

    • Bosser, J. & Renvoize, S.A. (2018). Flore des Mascareignes 203: 1-276. IRD Éditions, MSIRI, RBG-Kew, Paris.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions

    • Bosser, J. & Renvoize, S.A. (2018). Flore des Mascareignes 203: 1-276. IRD Éditions, MSIRI, RBG-Kew, Paris.
    • Hubbard, C.E. & Vaughan, R.E. (1940). Grasses of Mauritius and Rodriguez: 1-128. Crown Agents for the Colonies, London.

    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