1. Family: Poaceae Barnhart
    1. Mnesithea Kunth

      1. This genus is accepted, and its native range is Tropical & Subtropical Asia to NW. Pacific and Australia.

    [GB]

    nonem

    Habit
    Perennial. Culms erect (2/2); robust (1/1); 30-72.5-150 cm long. Lateral branches sparse (1/2), or ample (1/2). Ligule an eciliate membrane (2), or a ciliolate membrane (1). Leaf-blade midrib conspicuous (1/1).
    Inflorescences
    Inflorescence composed of racemes; terminal (2), or terminal and axillary (1); subtended by an unspecialized leaf-sheath (2), or a spatheole (1); exserted (2), or embraced at base by subtending leaf (1). Spatheole linear (1/1). Racemes single. Rhachis tough (2), or fragile at the nodes (1); angular (1), or semiterete (1), or subcylindrical and excavated (1). Spikelet packing abaxial (1/1). Rhachis internodes cuneate; with the lower often bearing triads (1/1). Rhachis internode tip transverse; crateriform. Spikelets sunken (2), or appressed (1); in pairs (2), or in threes (2). Fertile spikelets sessile; 1-2 in the cluster (2). Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels free (2), or fused to internode (1); linear (1), or columnar (1), or clavate (1); tip cupuliform (1/1).
    Spikelets
    Companion sterile spikelets rudimentary (2), or well-developed (1); persistent (1/1). Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong (1), or ovate (2); dorsally compressed; 2.988-4.384-5.5 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus glabrous (1/2), or pubescent (1/2); base truncate; with central peg; attached transversely.
    Sterile
    Companion sterile spikelets rudimentary (2), or well-developed (1); persistent (1/1).
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong (1), or ovate (2); dorsally compressed; 2.988-4.384-5.5 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus glabrous (1/2), or pubescent (1/2); base truncate; with central peg; attached transversely.
    Glume
    Glumes exceeding apex of florets; firmer than fertile lemma. Lower glume oblong (1), or ovate (2); indurate; without keels (2), or 2-keeled (1); wingless (2), or winged on keel (1); 2-3 -veined (1/2), or 6 -veined (1/2). Lower glume lateral veins without ribs (2), or ribbed (1). Lower glume surface smooth (2), or tuberculate (1); glabrous (2), or pubescent (1). Lower glume apex obtuse (1), or acute (2). Upper glume oblong (2), or ovate (1); chartaceous (1), or cartilaginous (2); without keels (2), or 1-keeled (1); 2 -veined (1/2), or 3 -veined (2/2). Upper glume apex obtuse (1/2), or acute (1/2).
    Florets
    Basal sterile florets barren; with palea (1), or without significant palea (2). Lemma of lower sterile floret lanceolate (1), or oblong (1), or ovate (1); hyaline (2), or membranous (1); 0 -veined (1/2), or 2 -veined (1/2); acute (1/1). Fertile lemma lanceolate (1), or elliptic (1), or ovate (1); hyaline (2), or membranous (1); without keel; 0 -veined (2), or 3 -veined (1). Lemma apex acute (1/1). Palea 0.66 length of lemma; 0 -veined (1/1).
    Flowers
    Lodicules absent (1/2), or 2 (1/2). Anthers 3 (2/2).
    Fruits
    Caryopsis with adherent pericarp (2/2); ellipsoid (1/2), or oblong (1/2); biconvex (1/1).
    Distribution
    Temperate Asia (2), or Tropical Asia, or Pacific (1).

    Images

    Distribution

    Native to:

    Andaman Is., Bangladesh, Cambodia, Caroline Is., China Southeast, East Himalaya, Hainan, India, Jawa, Laos, Lesser Sunda Is., Malaya, Maluku, Marianas, Myanmar, Nansei-shoto, New Guinea, New South Wales, Nicobar Is., Northern Territory, Pakistan, Philippines, Queensland, Sri Lanka, Sulawesi, Sumatera, Taiwan, Thailand, Vietnam, West Himalaya, Western Australia

    Mnesithea Kunth appears in other Kew resources:

    First published in Révis. Gramin. 1: 153 (1829)

    Accepted by

    • Veldkamp, J.F. & al. (2013). A revision of Mnesithea (Gramineae - Rottboelliinae) in Malesia and Thailand Blumea 58: 277-292.

    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