1. Family: Poaceae Barnhart
    1. Hygrochloa Lazarides

      1. This genus is accepted, and its native range is N. Australia.

    [GB]

    nonem

    Habit
    Annual. Culms erect (1), or prostrate (1); 60-115-200 cm long; spongy (1), or firm (1); rooting from lower nodes (1/1). Lateral branches fastigiate (1/1). Ligule a fringe of hairs. Leaf-blade margins cartilaginous (1/1).
    Inflorescences
    Monoecious; with male and female spikelets in the same inflorescence. Inflorescence composed of racemes. Racemes borne along a central axis; appressed; unilateral; bearing few fertile spikelets; bearing 1-4 fertile spikelets on each, or 5-10 fertile spikelets on each (1). Central inflorescence axis tip subulate. Rhachis angular; terminating in a barren extension; extension subulate. Spikelet packing abaxial. Sexes segregated; on unisexual branches; with male above. Spikelets solitary. Fertile spikelets sessile. Male spikelets sessile.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 2-2.312-2.75 mm long; falling entire.
    Glume
    Glumes shorter than spikelet; thinner than fertile lemma. Lower glume ovate (1), or orbicular (1); membranous; without keels; 0 -veined (1), or 3 -veined (1). Lower glume lateral veins absent (1), or distinct (1). Lower glume apex entire, or erose, or dentate; 2 -fid; truncate (1), or obtuse. Upper glume ovate; membranous; without keels; 5-7 -veined. Upper glume apex entire, or lobed (1); 2 -fid (1/1); obtuse.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret ovate; membranous; 5-7 -veined; acute. Fertile florets female. Fertile lemma ovate; coriaceous; much thinner on margins; without keel; 5 -veined. Lemma margins covering most of palea. Lemma apex acute. Palea 1 length of lemma; coriaceous; 2 -veined.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp; obovoid; dorsally compressed. Embryo 0.66 length of caryopsis. Hilum punctiform.
    Spikelets
    Male spikelets distinct from female; oblong. Male spikelet glumes 2. Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; 2-2.312-2.75 mm long; falling entire.
    Male
    Male spikelets distinct from female; oblong. Male spikelet glumes 2.
    Distribution
    Australasia.

    Images

    Distribution

    Native to:

    Northern Territory, Queensland, Western Australia

    Hygrochloa Lazarides appears in other Kew resources:

    First published in Brunonia 2: 86 (1979)

    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