1. Family: Poaceae Barnhart
    1. Aciachne Benth.

      1. This genus is accepted, and its native range is Costa Rica to NW. Argentina.

    [GB]

    nonem

    Habit
    Perennial. Culms 1-2-3 cm long. Lateral branches ample (2/2). Ligule an eciliate membrane. Leaf-blades aciculate; stiff. Leaf-blade apex pungent.
    Inflorescences
    Inflorescence comprising only a few spikelets. Spikelets solitary.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 2.49-3.881-4.6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (2/2); truncate.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 2.49-3.881-4.6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (2/2); truncate.
    Glume
    Glumes persistent; shorter than spikelet. Lower glume oblong (1), or ovate (2); 1 length of upper glume; coriaceous; without keels; 3-5 -veined. Lower glume apex obtuse. Upper glume oblong (1), or ovate (2); 0.5 length of adjacent fertile lemma; coriaceous; without keels; 3-5 -veined. Upper glume apex obtuse.
    Florets
    Fertile lemma oblong; subterete; lanceolate in profile; coriaceous; without keel; 3 -veined. Lemma margins convolute; covering most of palea. Lemma apex rostrate. Palea coriaceous; 2 -veined; without keels.
    Flowers
    Lodicules 3; membranous. Anthers 3. Stigmas 2 (2/2).
    Fruits
    Caryopsis with adherent pericarp (2/2). Hilum punctiform (2/2).
    Distribution
    South America.

    Images

    Distribution

    Native to:

    Argentina Northwest, Bolivia, Colombia, Costa Rica, Ecuador, Peru, Venezuela

    Aciachne Benth. appears in other Kew resources:

    First published in Hooker's Icon. Pl. 14: 44 (1881)

    Accepted by

    • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

    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