1. Family: Poaceae Barnhart
    1. Lophatherum Brongn.

      1. This genus is accepted, and its native range is Tropical & Subtropical Asia to N. Queensland.

    [GB]

    nonem

    Habit
    Perennial. Culms 50-82.5-100 cm long. Ligule an eciliate membrane (1), or absent (1). Leaf-blade base without a false petiole (1), or with a false petiole (1). Leaf-blades lanceolate. Leaf-blade venation with distinct cross veins.
    Inflorescences
    Inflorescence composed of racemes. Racemes borne along a central axis; unilateral. Rhachis angular. Spikelet packing crowded (1), or contiguous (1), or lax (1). Spikelets ascending (1/1); solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets lanceolate (1), or ovate (1); laterally compressed; 6-8.25-10 mm long; falling entire.
    Fertile
    Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets lanceolate (1), or ovate (1); laterally compressed; 6-8.25-10 mm long; falling entire.
    Glume
    Glumes shorter than spikelet. Lower glume oblong (1), or ovate (1); 0.66-0.7275-0.75 length of upper glume; herbaceous; 1-keeled; 5 -veined. Lower glume surface glabrous (1), or pilose. Lower glume apex obtuse. Upper glume oblong (1), or ovate (1); 0.7-0.775-0.8 length of adjacent fertile lemma; herbaceous; 1-keeled; 5 -veined (1), or 7 -veined (1). Upper glume surface glabrous (1), or pilose. Upper glume apex obtuse.
    Florets
    Fertile lemma oblong (1), or ovate (1); herbaceous; keeled; 7 -veined. Lemma surface glabrous (1), or pilose (1). Lemma apex acute; mucronate (1), or awned (1); 1 -awned (1/1). Palea 2 -veined. Palea keels wingless (1), or winged (1); smooth (1), or scaberulous (1). Palea apex dentate. Apical sterile florets 5 in number (1), or 6 in number, or 7-12 in number (1); barren; in a clump; elliptic. Apical sterile lemmas awned. Apical sterile lemma awns glabrous (1), or retrorsely scabrous (1).
    Flowers
    Lodicules 2. Anthers 2 (1/1).
    Distribution
    Temperate Asia, or Tropical Asia (1), or Australasia (1), or Pacific (1).

    Images

    Distribution

    Native to:

    Assam, Bangladesh, Borneo, Cambodia, China South-Central, China Southeast, East Himalaya, Hainan, India, Japan, Jawa, Korea, Lesser Sunda Is., Malaya, Maluku, Myanmar, Nansei-shoto, Nepal, New Guinea, Philippines, Queensland, Sri Lanka, Sulawesi, Sumatera, Taiwan, Thailand, Vietnam

    Introduced into:

    Caroline Is., Marshall Is., Society Is.

    Lophatherum Brongn. appears in other Kew resources:

    First published in L.I.Duperrey, Voy. Monde, Phan.: 49 (1831)

    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 2018. 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 2018. 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