1. Family: Poaceae Barnhart
    1. Genus: Isachne R.Br.
      1. Isachne sikkimensis Bor

        This species is accepted, and its native range is Central & E. Himalaya to Tibet.

    [GB]
    Habit
    Annual. Culms decumbent; 5-10 cm long; rooting from lower nodes. Culm-nodes bearded. Leaf-sheaths pilose. Ligule a fringe of hairs. Leaf-blades lanceolate; 3-7 cm long; 3-7 mm wide. Leaf-blade surface pubescent; with tubercle-based hairs. Leaf-blade margins cartilaginous; scabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 4 cm long. Primary panicle branches 2 -nate. Panicle branches scaberulous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels eglandular.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong, or ovate; dorsally compressed; acute; 2.25 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong, or ovate; dorsally compressed; acute; 2.25 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; reaching apex of florets; thinner than fertile lemma. Lower glume elliptic; 1 length of spikelet; chartaceous; much thinner on margins; without keels; 5-7 -veined. Lower glume apex cuspidate. Upper glume elliptic; 1 length of spikelet; chartaceous; with hyaline margins; without keels; 5-7 -veined. Upper glume apex cuspidate.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to fertile lemma. Fertile lemma elliptic; 1.5 mm long; coriaceous; without keel. Lemma margins involute. Lemma apex acute. Palea coriaceous; 2 -veined.
    Flowers
    Anthers 3; 3.6 mm long (male), or 1 mm long (bisexual).
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-temperate: China. Asia-tropical: India.
    Reference
    Isachneae. Bor 1994.

    Images

    Distribution

    Native to:

    East Himalaya, Nepal, Tibet

    Isachne sikkimensis Bor appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    s.coll. [s.n.], India K000245447 syntype
    s.coll. [s.n.], India K001056234 syntype
    Dr Bor's collector [781], India K000245448 holotype

    First published in Kew Bull. 4: 115 (1949)

    Accepted by

    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.
    • 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
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, 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