Skip to main content
  1. Family: Poaceae Barnhart
    1. Brachyelytrum P.Beauv.

      1. This genus is accepted, and its native range is China to Japan, E. Canada to Central & E. U.S.A.

    [GB]

    nonem

    Habit
    Perennial. Rhizomes short. Culms 28.5-62.41-102 cm long. Ligule an eciliate membrane. Leaf-blades linear, or lanceolate. Leaf-blade venation without cross veins, or with obscure cross veins.
    Inflorescences
    Inflorescence a panicle. Panicle open. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; dorsally compressed; 9-10.33-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; pubescent (1), or pilose (2).
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; dorsally compressed; 9-10.33-12 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; pubescent (1), or pilose (2).
    Glume
    Glumes persistent; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.15-0.3333-0.5 length of upper glume; membranous; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 0.2-0.4333-0.8 length of adjacent fertile lemma; membranous; without keels; 1-3 -veined. Upper glume apex acute.
    Florets
    Fertile lemma elliptic; herbaceous; without keel; 5 -veined. Lemma lateral veins obscure (2), or prominent (1). Lemma surface smooth (1), or scaberulous, or scabrous (1); glabrous (1), or hispidulous (1), or hispid (1); hairy on veins (2/2). Lemma apex acuminate; awned; 1 -awned. Palea tightly convolute around flower; 2 -veined. Palea keels smooth (2), or scaberulous (1). Palea apex dentate (1/1).
    Flowers
    Lodicules 2. Anthers 2. Stigmas 2. Ovary unappendaged (2), or beaked (1); pubescent all over (1/1).
    Fruits
    Caryopsis with tardily free pericarp; linear; apex rostrate (1/1).
    Distribution
    Temperate Asia (1), or North America (2).

    Distribution

    Native to:

    Alabama, Arkansas, China North-Central, China South-Central, China Southeast, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Japan, Kansas, Kentucky, Korea, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, Nova Scotia, Ohio, Oklahoma, Ontario, Pennsylvania, Prince Edward I., Québec, Rhode I., South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia, Wisconsin

    Introduced into:

    Puerto Rico

    Accepted Species

    Other Data

    Brachyelytrum P.Beauv. appears in other Kew resources:

    Bibliography

    First published in Ess. Agrostogr.: 39 (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 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