1. Family: Poaceae Barnhart
    1. Cinna L.

      1. This genus is accepted, and its native range is N. Europe to Japan, N. & Central U.S.A. to Bolivia.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes absent (2), or short (2). Culms erect (2/2); 8-112-200 cm long. Lateral branches lacking (1/1). Ligule an eciliate membrane.
    Inflorescences
    Inflorescence a panicle. Panicle open, or contracted (1). Primary panicle branches not whorled (1), or whorled at most nodes (3). Spikelets solitary. Fertile spikelets sessile (1), or pedicelled (3). Pedicels cuneate (1/1).
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension (2), or with a barren rhachilla extension. Spikelets elliptic; laterally compressed; 2-4.225-6.5 mm long; falling entire. Spikelet callus glabrous (1/1). Rhachilla internodes brief up to lowest fertile floret (1), or elongated below proximal fertile floret (3).
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension (2), or with a barren rhachilla extension. Spikelets elliptic; laterally compressed; 2-4.225-6.5 mm long; falling entire. Spikelet callus glabrous (1/1). Rhachilla internodes brief up to lowest fertile floret (1), or elongated below proximal fertile floret (3).
    Glume
    Glumes reaching apex of florets, or exceeding apex of florets (2); thinner than fertile lemma (3), or similar to fertile lemma in texture (1). Lower glume lanceolate; 0.75-0.9125-1 length of upper glume; membranous; 1-keeled; 1 -veined (3), or 3 -veined (1). Lower glume lateral veins absent (3), or distinct (1). Lower glume surface smooth (1), or asperulous (2), or scabrous (1). Lower glume apex acute. Upper glume lanceolate; 1-1.037-1.2 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined (2), or 2 -veined (1), or 3 -veined (3). Upper glume surface smooth (1), or asperulous (2), or scabrous (1). Upper glume apex acute.
    Florets
    Fertile lemma lanceolate (1), or ovate (3); membranous (3), or cartilaginous (1); keeled; 3 -veined (3), or 5 -veined (1). Lemma midvein without distinctive roughness (3), or scaberulous (1). Lemma lateral veins obscure (1/1). Lemma surface smooth (2), or granulose (1), or scaberulous (1). Lemma apex acute; muticous (1), or mucronate (2), or awned; 1 -awned. Principal lemma awn subapical. Palea 0.9 length of lemma; hyaline (1), or membranous (3); 1 -veined (3), or 2 -veined (2); 1-keeled (3), or 2-keeled (2). Palea keels approximate (2/2); smooth (3), or scaberulous (1).
    Flowers
    Anthers 1 (2), or 2-3 (1).
    Fruits
    Caryopsis with adherent pericarp; oblong (2/2).
    Distribution
    Europe (1), or Temperate Asia (1), or North America, or South America (1).

    Images

    Distribution

    Native to:

    Alabama, Alaska, Alberta, Aleutian Is., Altay, Amur, Arizona, Arkansas, Baltic States, Belarus, Bolivia, British Columbia, Buryatiya, California, Central European Rus, Chita, Colombia, Colorado, Connecticut, Costa Rica, Delaware, District of Columbia, East European Russia, Ecuador, Finland, Georgia, Guatemala, Idaho, Illinois, Indiana, Iowa, Irkutsk, Japan, Kamchatka, Kansas, Kentucky, Khabarovsk, Korea, Krasnoyarsk, Labrador, Louisiana, Magadan, Maine, Manchuria, Manitoba, Maryland, Masachusettes, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russi, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Panamá, Pennsylvania, Peru, Primorye, Prince Edward I., Québec, Rhode I., Sakhalin, Saskatchewan, South Carolina, South Dakota, Sweden, Tennessee, Texas, Utah, Venezuela, Vermont, Virginia, Washington, West Siberia, West Virginia, Wisconsin, Wyoming, Yakutskiya, Yukon

    Cinna L. appears in other Kew resources:

    First published in Sp. Pl.: 5 (1753)

    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 2020. 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 2020. 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