1. Family: Poaceae Barnhart
    1. Genus: Miscanthus Andersson
      1. Miscanthus oligostachyus Stapf

        This species is accepted, and its native range is S. Korea, Japan.

    [GB]
    Habit
    Perennial; culms solitary. Rhizomes short; knotty. Culms erect; 80-180 cm long; 2-3 mm diam.; 4-6 -noded. Culm-nodes pubescent. Leaves cauline. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs bearded. Ligule a ciliolate membrane; 1-3 mm long. Leaf-blades 8-60 cm long; 6-25 mm wide. Leaf-blade surface pilose; sparsely hairy; hairy abaxially. Leaf-blade margins scabrous.
    Inflorescences
    Inflorescence composed of racemes. Racemes 2-12; digitate; 7-15 cm long. Central inflorescence axis 1.5-2.5 cm long. Rhachis tough; subterete; puberulous on surface. Rhachis internodes filiform; 8-11 mm long. Spikelets in pairs. Fertile spikelets pedicelled; 2 in the cluster. Pedicels filiform; unequal; 1.5-6 mm long; puberulous.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 6-8 mm long; 1.8-2.2 mm wide; falling entire. Spikelet callus bearded; base truncate. Spikelet callus hairs white; 0.5-1.3 length of spikelet.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 6-8 mm long; 1.8-2.2 mm wide; falling entire. Spikelet callus bearded; base truncate. Spikelet callus hairs white; 0.5-1.3 length of spikelet.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 1 length of spikelet; chartaceous; without keels; 3 -veined. Lower glume surface flat; pilose. Lower glume apex dentate; 2 -fid. Upper glume lanceolate; chartaceous; without keels; 3-5 -veined. Upper glume surface pilose. Upper glume apex acuminate.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret lanceolate; 0.9 length of spikelet; hyaline; 1 -veined; without lateral veins; ciliolate on margins; acute. Fertile lemma lanceolate; 6.5-7 mm long; hyaline; without keel; 1 -veined. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn from a sinus; geniculate; 4-15 mm long overall; with twisted column. Palea linear; 0.2-0.4 length of lemma.
    Flowers
    Anthers 3; 2.5-3 mm long.
    Distribution
    Asia-temperate: eastern Asia.
    Reference
    Andropogoneae. Koyama.

    Images

    Distribution

    Native to:

    Japan, Korea

    Miscanthus oligostachyus Stapf appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Maries, C. [311], Japan K000943355

    First published in Bull. Misc. Inform. Kew 1898: 227 (1898)

    Accepted by

    • Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.

    Literature

    Kew Backbone Distributions
    • Lee, W.T. (1996). Lineamenta Florae Koreae: 1-1688. Soul T'ukpyolsi: Ak'ademi Sojok.
    • Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.

    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