1. Family: Poaceae Barnhart
    1. Genus: Pseudopogonatherum A.Camus
      1. Pseudopogonatherum contortum (Brongn.) A.Camus

        This species is accepted, and its native range is Tropical & Subtropical Asia.

    [GB]
    Habit
    Annual; caespitose. Culms erect; slender; 20-50 cm long. Ligule a ciliolate membrane. Leaf-blades filiform, or linear; flat, or involute; 10-30 cm long; 1.5 mm wide. Leaf-blade surface scabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 3-20; digitate; 4-6 cm long. Rhachis tough, or fragile at the nodes; subterete; ciliate on margins. Rhachis hairs lengthening towards internode tip; white. Rhachis internodes linear. Rhachis internode tip transverse. Spikelets in pairs. Fertile spikelets pedicelled, or sessile and pedicelled; 2 in the cluster. Pedicels linear; angular; ciliate.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 1.5-2.5 mm long; falling entire; deciduous from the base, or with accessory branch structures. Spikelet callus square; 0.4 mm long; pilose; base obtuse; attached transversely. Spikelet callus hairs white; 0.4-0.8 mm long.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 1.5-2.5 mm long; falling entire; deciduous from the base, or with accessory branch structures. Spikelet callus square; 0.4 mm long; pilose; base obtuse; attached transversely. Spikelet callus hairs white; 0.4-0.8 mm long.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma; shiny. Lower glume elliptic; 1 length of spikelet; chartaceous; much thinner above; 2-keeled; keeled above; keeled obtusely. Lower glume primary vein ciliolate. Lower glume intercarinal veins absent. Lower glume surface concave. Lower glume apex dentate; 2 -fid; truncate, or obtuse. Upper glume lanceolate; chartaceous; 1-keeled; 1 -veined. Upper glume lateral veins absent. Upper glume margins eciliate, or ciliolate. Upper glume apex obtuse; awned; 1 -awned. Upper glume awn 7-15 mm long.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret ovate; 0.75-1.25 mm long; 0.5 length of spikelet; hyaline; 0 -veined; without midvein; without lateral veins; obtuse. Fertile lemma linear; hyaline; without keel; 1 -veined. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn from a sinus; geniculate; 20-30 mm long overall; with twisted column. Column of lemma awn hispidulous. Palea absent or minute.
    Flowers
    Anthers 3; 0.6-0.7 mm long.
    Distribution
    Asia-temperate: China. Asia-tropical: India, Indo-China, and Malesia. Australasia: Australia.
    Reference
    Andropogoneae. Bor.

    Images

    Distribution

    Native to:

    Assam, Bangladesh, China South-Central, China Southeast, East Himalaya, Hainan, India, Jawa, Laos, Lesser Sunda Is., Malaya, Maluku, Myanmar, Nepal, Philippines, Thailand, Vietnam, West Himalaya

    Pseudopogonatherum contortum (Brongn.) A.Camus appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 10, 1995 s.coll. [26298], India Eulalia contorta K000308295
    Jun 1, 1978 Collins, R. [364], Australia Eulalia contorta K000308310
    Jan 1, 1891 Wallich, N. [8814], Burma Eulalia contorta K000245581 isotype
    McClure, F.A. [7964], China Eulalia contorta K000308284
    Kerr, A.F.G. [8031], Thailand Eulalia contorta K000620315
    Kerr, A.F.G. [8223], Thailand Eulalia contorta K000620316
    Kerr, A.F.G. [8223], Thailand Eulalia contorta K000620317
    Kerr, A.F.G. [1559B], Thailand Eulalia contorta K000620318
    van Beusekom, C.F. [3819], Thailand Eulalia contorta K000688512
    Kanis, A. [1788], Australia Eulalia contorta K000308309
    Smitinand, T. [4885], Thailand Eulalia contorta K000308304
    Smitinand, T. [3995], Thailand Eulalia contorta K000308302
    Smitinand, T. [3627], Thailand Eulalia contorta K000688513
    Put [4295], Thailand Eulalia contorta K000620319
    Put [4295], Thailand Eulalia contorta K000620320
    Put [4295], Thailand Eulalia contorta K000620321
    Cuming, H. [1101], Philippines Eulalia contorta K000290120 Unknown type material
    Cuming, H. [1101], Philippines Eulalia contorta K000290121 Unknown type material
    Cuming, H. [1101], Philippines Eulalia contorta K000290122 Unknown type material
    Balansa, B. [1771], Vietnam Eulalia contorta K000290115 isotype
    Vidal, S. [4010], Philippines Eulalia contorta K000290123
    Hu, S.Y. [13921], Hong Kong Eulalia contorta K000308292
    Dallachy, J. [s.n.], Australia Eulalia contorta K000943476
    Wallich, N. [8813], India Eulalia contorta K000245728 isotype
    Smitinand [6179], Thailand Eulalia contorta K000308303
    Lindhard, E. [24], Thailand Eulalia contorta K000688511
    Liang, H.Y. [66354], China Eulalia contorta K000308285
    Batianoff, G.N. [12015], Australia Eulalia contorta K000308307
    Laegaard [21882], Thailand Eulalia contorta K000308301
    Williams, R.S. [1966], Philippines Eulalia contorta K000308306
    Hackel, E. [s.n.] Eulalia contorta K000943485
    s.coll. [1378], China Eulalia contorta K000308290
    s.coll. [1378], China Eulalia contorta K000308291
    Sampson, [T.] [476?], China Eulalia contorta K000308289
    Schaaf, D. [55], Nepal Eulalia contorta K000308296
    Schaaf, D. [56], Nepal Eulalia contorta K000308299
    Schaaf, D. [53], Nepal Eulalia contorta K000433739
    Stainton, S. [9180], Nepal Eulalia contorta K000308297
    Laurie, A. [51], Nepal Eulalia contorta K000308298
    Rice, C. [12], Nepal Eulalia contorta K000308300
    Fariñas, E.C. [s.n.], Philippines Eulalia contorta K000308305
    Kenneally [4865], Australia Eulalia contorta K000308308
    Boyle, P. [398], Australia Eulalia contorta K000308311
    s.coll. [s.n.], Philippines Eulalia contorta K000290119 Unknown type material

    First published in H.Lecomte, Fl. Indo-Chine 7: 255 (1922)

    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 contorta.]

    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.
    • Ahmed, Z.U. (ed.) (2008). Encyclopedia of Flora and Fauna of Bangladesh 12: 1-505. Asiatic Society of Bangladesh.
    • 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.
    • 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 2019. 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 2019. 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