1. Family: Poaceae Barnhart
    1. Genus: Isachne R.Br.
      1. Isachne guangxiensis W.Z.Fang

        This species is accepted, and its native range is China (Fujian, Guangxi, Hong Kong).

    [GB]
    Habit
    Perennial. Culms geniculately ascending; slender; 20-40 cm long; rooting from lower nodes. Culm-internodes distally glabrous. Culm-nodes swollen; bearded. Lateral branches lacking. Leaf-sheaths longer than adjacent culm internode; glabrous on surface; outer margin hairy. Leaf-sheath oral hairs ciliate. Ligule a fringe of hairs; 2 mm long. Leaf-blades linear, or lanceolate; 5-9 cm long; 6-8 mm wide. Leaf-blade surface scabrous; rough abaxially. Leaf-blade margins cartilaginous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 7-10 cm long; 3-5 cm wide. Primary panicle branches ascending; 1 -nate. Panicle axis glandular. Panicle branches glandular. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1 length of fertile spikelet; glandular.
    Spikelets
    Spikelets comprising 1 fertile florets, or 2 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 1.5-1.8 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets, or 2 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 1.5-1.8 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, or ovate; 1.5-1.8 mm long; 1.1 length of spikelet; membranous; without keels; 7-9 -veined. Lower glume lateral veins obscure. Lower glume surface pubescent; hairy above. Lower glume apex acute, or acuminate. Upper glume elliptic, or ovate; 1.5-1.8 mm long; 1.1 length of spikelet; membranous; without keels; 7-9 -veined. Upper glume lateral veins obscure. Upper glume surface pubescent; hairy above. Upper glume apex acute, or acuminate.
    Florets
    Basal sterile florets when present male. Lemma of lower sterile floret similar to fertile lemma. Fertile lemma orbicular; 1.4 mm long; cartilaginous; without keel. Lemma margins involute. Lemma apex obtuse. Palea cartilaginous.
    Flowers
    Lodicules 1; 0.3 mm long. Anthers 3.
    Fruits
    Caryopsis with adherent pericarp; ellipsoid; 1.2 mm long; dark brown.
    Distribution
    Asia-temperate: China.
    Reference
    Isachneae. Fang 1996.

    Distribution

    Native to:

    China Southeast

    Isachne guangxiensis W.Z.Fang appears in other Kew resources:

    First published in Acta Phytotax. Sin. 22: 306 (1984)

    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.

    Literature

    Kew Backbone Distributions
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.

    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