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  1. Family: Poaceae Barnhart
    1. Genus: Pseudopogonatherum A.Camus
      1. Pseudopogonatherum quadrinerve (Hack.) Ohwi

        This species is accepted, and its native range is Himalaya to Japan and W. & Central Malesia.

    [GB]
    Habit
    Perennial; caespitose. Butt sheaths glabrous. Culms 50-100 cm long. Leaf-sheaths glabrous on surface, or pilose. Ligule a ciliolate membrane. Leaf-blades 10-20 cm long; 2-3 mm wide. Leaf-blade surface scaberulous; rough adaxially; pilose; sparsely hairy; hairy on both sides. Leaf-blade apex acuminate; filiform.
    Inflorescences
    Inflorescence composed of racemes. Peduncle glabrous, or pubescent above. Racemes 3-6; digitate; 6-12 cm long. Rhachis fragile at the nodes; subterete; pilose on surface; villous on margins. Rhachis hairs yellow. Rhachis internodes linear; 3 mm long. Rhachis internode tip transverse. Spikelets in pairs. Fertile spikelets sessile and pedicelled; 2 in the cluster. Pedicels linear; angular; 3 mm long; villous; with yellow hairs.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 5 mm long; falling entire; deciduous from the base, or with accessory branch structures. Spikelet callus base obtuse; attached transversely.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 5 mm long; falling entire; deciduous from the base, or with accessory branch structures. Spikelet callus base obtuse; attached transversely.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume elliptic; 1 length of spikelet; cartilaginous; 2-keeled; keeled above; 4 -veined. Lower glume surface flat; pilose; hairy below. Lower glume apex acuminate. Upper glume lanceolate; 1-keeled; 3 -veined. Upper glume surface pilose; hairy below. Upper glume apex dentate; 2 -fid; mucronate.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret linear; 4 mm long; hyaline; ciliate on margins. Fertile lemma lanceolate; 3 mm long; hyaline; without keel. Lemma margins ciliolate. Lemma apex lobed; 2 -fid; incised 0.5 of lemma length; awned; 1 -awned. Principal lemma awn from a sinus; geniculate; 30 mm long overall; with twisted column. Column of lemma awn hispidulous. Palea hyaline.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-temperate: China and eastern Asia. Asia-tropical: India, Indo-China, and Malesia.
    Reference
    Andropogoneae. Gilliland 1993.

    Images

    Distribution

    Native to:

    Assam, China South-Central, China Southeast, East Himalaya, Japan, Jawa, Korea, Malaya, Myanmar, Nansei-shoto, Nepal, Philippines, Sumatera, Taiwan, Thailand, Vietnam, West Himalaya

    Synonyms

    Other Data

    Pseudopogonatherum quadrinerve (Hack.) Ohwi appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Kerr, A.F.G. [20624], Thailand Eulalia quadrinervis K000620336
    Kerr, A.F.G. [20624], Thailand Eulalia quadrinervis K000620337
    Smitinand, T. [7840], Thailand Eulalia quadrinervis K000688517
    Wallich, N. [8808], Nepal Eulalia quadrinervis K000245730 isosyntype
    Wallich, N. [8808], Nepal Eulalia quadrinervis K000245729 isosyntype
    Wallich, N. [s.n.], Nepal Eulalia quadrinervis K000943491
    Sampson, G.T. [s.n.], Guangdong Eulalia quadrinervis K000883797 Unknown type material
    Vachell, G.H. [351], Macau Eulalia quadrinervis K000883795
    s.coll. [s.n.] Eulalia quadrinervis K000883796

    Bibliography

    First published in Bull. Tokyo Sci. Mus. 18: 3 (1947)

    Not 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. [Cited as Eulalia quadrinervis.]

    Literature

    Kew Backbone Distributions

    • Kandwal, M.K. & Gupta, B.K. (2009). An update on grass flora of Uttarkhand Indian Journal of Forestry 32: 657-668.
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • 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.
    • 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.
    • Walker, E.H. (1976). Flora of Okinawa and the southern Ryukyu islands: 1-1159. Smithsonian Institution Press, Washington D.C., U.S.A.
    • Gilliland, H.B. (1971). A revised flora of Malaya 3: 1-319. The Royal Botanic Gardens, Singapore.

    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