1. Family: Poaceae Barnhart
    1. Genus: Isachne R.Br.
      1. Isachne setosa C.E.C.Fisch.

        This species is accepted, and its native range is SW. & S. India.

    [GB]
    Habit
    Annual. Culms erect, or geniculately ascending; 5-30 cm long. Culm-nodes bearded. Leaf-sheaths pilose; with tubercle-based hairs. Ligule a fringe of hairs. Leaf-blade base broadly rounded, or cordate. Leaf-blades lanceolate, or ovate; 0.3-2.5 cm long; 1-12 mm wide. Leaf-blade surface pubescent.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 0.5-5 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets elliptic, or obovate; dorsally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets elliptic, or obovate; dorsally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate, or ovate; 2-3 mm long; 1 length of spikelet; membranous; without keels; 5 -veined. Lower glume surface setose; with tubercle-based hairs. Lower glume apex acuminate. Upper glume lanceolate, or ovate; 2-3 mm long; 1 length of spikelet; membranous; without keels. Upper glume surface setose; with tubercle-based hairs. Upper glume apex acuminate.
    Florets
    Fertile florets with the lowest dissimilar. Lowest fertile lemma oblong, or ovate; 1.5-2.5 mm long; 1.5-3 length of adjacent lemma; thinner than adjacent lemma. Fertile lemma orbicular; 0.5-1.5 mm long; coriaceous; without keel. Lemma surface pubescent. Lemma margins involute. Lemma apex obtuse. Palea coriaceous; 2 -veined.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-tropical: India.
    Reference
    Isachneae. Nair 1993.

    Images

    Distribution

    Isachne setosa C.E.C.Fisch. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Meebold, A.K. [12125], India K000245446 Unknown type material

    First published in Bull. Misc. Inform. Kew 1932: 247 (1932)

    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.
    • Iskandar, E.A.P. & Veldkamp, J.F. (2004). A revision of Malesian Isachne sect. Isachne (Gramineae, Panicoideae, Isachneae) Reinwardtia 12: 159-179.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

    Literature

    Kew Backbone Distributions
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, 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