1. Family: Poaceae Barnhart
    1. Catabrosa P.Beauv.

      1. This genus is accepted, and its native range is Temp. Northern Hemisphere, Bolivia to S. South America.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes absent (2), or elongated (1). Stolons absent (2), or present (1). Culms erect, or geniculately ascending (2), or decumbent (1); 3-21.66-60 cm long; rooting from lower nodes (2/2). Leaf-sheaths open for most of their length (2/2). Ligule an eciliate membrane.
    Inflorescences
    Inflorescence a panicle; exserted (2), or embraced at base by subtending leaf (2). Panicle open (2), or contracted (1). Primary panicle branches not whorled (1), or whorled at lower nodes (1), or whorled at most nodes (1). Spikelets solitary. Fertile spikelets pedicelled. Pedicels linear (2/2).
    Spikelets
    Spikelets comprising 1 fertile florets, or 2-3 fertile florets (2); without rhachilla extension, or with a barren rhachilla extension (1). Spikelets elliptic (1), or ovate (2); laterally compressed; 1.5-3-5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (1/1).
    Fertile
    Spikelets comprising 1 fertile florets, or 2-3 fertile florets (2); without rhachilla extension, or with a barren rhachilla extension (1). Spikelets elliptic (1), or ovate (2); laterally compressed; 1.5-3-5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous (1/1).
    Glume
    Glumes persistent; shorter than spikelet; parallel to lemmas (2), or gaping (1). Lower glume elliptic, or ovate (1), or obovate (1); 0.66-0.69-0.75 length of upper glume; membranous; without keels (2), or 1-keeled (1); 0-1 -veined (1/2). Lower glume lateral veins absent (2), or distinct (1). Lower glume surface smooth (2), or asperulous (1). Lower glume apex truncate (2), or obtuse. Upper glume elliptic (1), or orbicular (1), or obovate (1); 0.5-0.54-0.66 length of adjacent fertile lemma; membranous; with undifferentiated margins (2), or hyaline margins (1); without keels (2), or 1-keeled (1); 1 -veined (1/2), or 3 -veined (1/2). Upper glume apex truncate (2), or obtuse.
    Florets
    Fertile lemma elliptic (1), or oblong (1), or obovate (1); membranous (2/2); of similar consistency above (1), or much thinner above (2); of similar consistency on margins (2), or much thinner on margins (1); without keel; 3 -veined. Lemma lateral veins without ribs (1), or ribbed (2); less than two thirds length of lemma (2/2). Lemma surface glabrous, or puberulous (1); hairy on veins (1/1). Lemma apex entire (1), or erose (2); truncate (2), or obtuse (1). Palea 1 length of lemma; 2 -veined (2/2). Palea keels eciliate, or ciliolate (1).
    Flowers
    Lodicules 2 (2/2); membranous (2/2); with a small lateral lobe (1/1). Anthers 3 (2/2).
    Fruits
    Caryopsis with adherent pericarp (2/2); ellipsoid (2/2). Embryo 0.25 length of caryopsis. Hilum elliptic (2/2).
    Distribution
    Europe (1), or Africa (2), or Temperate Asia (1), or Tropical Asia (1), or North America (1), or South America (2).

    Images

    Distribution

    Native to:

    Afghanistan, Albania, Alberta, Algeria, Altay, Argentina Northwest, Argentina South, Arizona, Arkansas, Austria, Baltic States, Belarus, Belgium, Bolivia, British Columbia, Bulgaria, Buryatiya, Central European Rus, Chile Central, Chile North, Chile South, China North-Central, China South-Central, Chita, Colorado, Corse, Czechoslovakia, Denmark, East European Russia, East Himalaya, Finland, France, Føroyar, Germany, Great Britain, Greece, Greenland, Hungary, Iceland, Idaho, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Italy, Kazakhstan, Kirgizstan, Krasnoyarsk, Krym, KwaZulu-Natal, Labrador, Lebanon-Syria, Lesotho, Libya, Manitoba, Mongolia, Montana, Morocco, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Mexico, Newfoundland, North Caucasus, North Dakota, North European Russi, Northwest European R, Norway, Ontario, Oregon, Pakistan, Palestine, Poland, Prince Edward I., Qinghai, Québec, Romania, Sardegna, Saskatchewan, Sicilia, South Dakota, South European Russi, Spain, Sweden, Switzerland, Tadzhikistan, Tibet, Transcaucasus, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Ukraine, Utah, Uzbekistan, Washington, West Himalaya, West Siberia, Wisconsin, Wyoming, Xinjiang, Yugoslavia

    Catabrosa P.Beauv. appears in other Kew resources:

    First published in Ess. Agrostogr.: 97 (1812)

    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