1. Family: Poaceae Barnhart
    1. Micraira F.Muell.

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

    [GB]

    nonem

    Habit
    Perennial. Culms prostrate; slender (1/1); 0.76-5.335-15 cm long; rooting from lower nodes (7/7). Lateral branches ample (2/2). Ligule an eciliate membrane (2), or a ciliolate membrane (2), or a ciliate membrane (1), or a fringe of hairs (10), or absent (1). Leaf-blades persistent (2), or deciduous at the ligule (13); linear (12), or lanceolate (3), or elliptic (1); herbaceous (11), or coriaceous (6); stiff (9), or firm (6); without exudate (14), or viscid (1). Leaf-blade midrib indistinct (3/3). Leaf-blade margins cartilaginous (4/4). Leaf-blade apex muticous (12), or pungent (3).
    Inflorescences
    Inflorescence a panicle; subtended by an unspecialized leaf-sheath (14), or an inflated leaf-sheath (1), or bracts (2); exserted (12), or embraced at base by subtending leaf (1), or enclosed (2). Peduncle brief, the infloresence subsessile (2), or distinct (13). Panicle open (6), or contracted (4), or spiciform (3), or capitate (2). Spikelets solitary. Fertile spikelets sessile (6), or pedicelled (9).
    Spikelets
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 0.5-1.371-5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 0.5-1.371-5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; shorter than spikelet (1), or reaching apex of florets (3), or exceeding apex of florets (13); thinner than fertile lemma (1), or firmer than fertile lemma (14). Lower glume lanceolate (1), or oblong (8), or ovate (10); 1 length of upper glume; hyaline (1), or membranous (14), or scarious (1); 1-keeled (14/14); 1 -veined (14), or 2-3 -veined (6). Lower glume lateral veins absent (14), or obscure (4), or distinct (3); without ribs (5/6), or ribbed (1/6). Lower glume surface smooth (14), or scabrous (1); glabrous (13), or pubescent (1), or pilose (1). Lower glume apex entire (14), or erose (3), or dentate (1); emarginate (5), or truncate (6), or obtuse (6), or acute (5), or acuminate (2); muticous (11), or mucronate (5), or awned (2). Upper glume lanceolate (1), or oblong (8), or ovate (10); 0.75-1.96-4 length of adjacent fertile lemma; hyaline (1), or membranous (14), or scarious (1); with undifferentiated margins (11), or hyaline margins (4); 1-keeled (13/13); 1 -veined (14), or 2 -veined (6), or 3 -veined (7). Upper glume lateral veins without ribs (6/7), or ribbed (1/7). Upper glume surface smooth (14), or scabrous (1); glabrous (13), or pubescent (1), or pilose (1); with simple hairs (2/2), or tubercle-based hairs (1/2). Upper glume apex entire (14), or erose (3), or dentate (1); emarginate (5), or truncate (5), or obtuse (6), or acute (5), or acuminate (2); muticous (11), or mucronate (5), or awned (2); 1 -awned (2/2).
    Florets
    Fertile lemma lanceolate (1), or oblong (9), or ovate (6), or obovate (1); hyaline (12), or membranous (5); of similar consistency on margins (14), or much thinner on margins (1); without keel (1/13), or keeled (12/13); 1 -veined (9), or 2 -veined (5), or 3 -veined (9), or 4 -veined (1), or 5 -veined (3), or 6-7 -veined (2), or 8-9 -veined (1). Lemma lateral veins without ribs (5/10), or ribbed (5/10). Lemma apex entire (13), or erose (1), or dentate (2); 3 -fid (2/2); emarginate (9/14), or truncate (6/14), or obtuse (9/14); muticous (14), or mucronate (5). Palea 0.75 length of lemma; hyaline (10), or membranous (5); 0 -veined (1), or 2 -veined (12), or 3-5 -veined (1), or 6 -veined (2), or 7 -veined (1). Palea keels unthickened (14), or thickened (1). Palea apex divided to base (12/12).
    Flowers
    Lodicules absent. Anthers 2 (14/14). Stigmas 2 (1/1).
    Fruits
    Caryopsis with adherent pericarp (13/13); ellipsoid (9/10), or orbicular (1/10), or obovoid (1/10); smooth (1/7), or striate (5/7), or reticulate (2/7), or rugose (1/7). Embryo 0.25 length of caryopsis.
    Distribution
    Australasia.

    Images

    Distribution

    Native to:

    Northern Territory, Queensland, Western Australia

    Micraira F.Muell. appears in other Kew resources:

    First published in Fragm. 5: 208 (1866)

    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