1. Family: Poaceae Barnhart
    1. Genus: Zizaniopsis Döll & Asch.
      1. Zizaniopsis miliacea (Michx.) Döll & Asch.

        This species is accepted, and its native range is Central & SE. U.S.A., S. Mexico.

    [GB]
    Habit
    Perennial. Rhizomes elongated. Culms 200-300 cm long. Ligule an eciliate membrane; 6-20 mm long. Leaf-blades 50-150 cm long; 8-22 mm wide. Leaf-blade margins serrulate.
    Inflorescences
    Monoecious; with male and female spikelets in the same inflorescence. Inflorescence a panicle. Panicle open; lanceolate to ovate; 30-60 cm long. Sexes segregated; on bisexual branches; with male below. Spikelets solitary. Fertile spikelets pedicelled. Male spikelets pedicelled.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 6-8 mm long; falling entire.
    Glume
    Glumes both absent or obscure.
    Florets
    Fertile florets female. Fertile lemma ovate; 6-8 mm long; chartaceous; without keel; 7 -veined. Lemma apex acute; awned; 1 -awned. Principal lemma awn 2-3 mm long overall. Palea 1 length of lemma; chartaceous; 3 -veined; 1-keeled.
    Flowers
    Lodicules 2. Anthers 6. Stigmas 2.
    Fruits
    Caryopsis with free brittle pericarp; orbicular; isodiametric; 3 mm long; apex rostrate. Embryo 0.33 length of caryopsis.
    Spikelets
    Male spikelets distinct from female; 1 flowered; separately deciduous; ovate; 6-8 mm long. Male spikelet glumes absent. Male spikelet lemma 7 -veined; muticous. Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; 6-8 mm long; falling entire.
    Male
    Male spikelets distinct from female; 1 flowered; separately deciduous; ovate; 6-8 mm long. Male spikelet glumes absent. Male spikelet lemma 7 -veined; muticous.
    Distribution
    North America: north-central USA, south-central USA, southeast USA, and Mexico.
    Reference
    Oryzeae. Gould.

    Distribution

    Native to:

    Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Maryland, Mexico Gulf, Mexico Southeast, Mississippi, Missouri, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia

    Zizaniopsis miliacea (Michx.) Döll & Asch. appears in other Kew resources:

    First published in C.F.P.von Martius & auct. suc. (eds.), Fl. Bras. 2(2): 13 (1871)

    Accepted by

    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Dávila, P., Mejia-Saulés, M.T., Gómez-Sánchez, N., Valdés-Reyna, J., Ortíz, J.J., Morín, C., Castrejón, J. & Ocampo, A. (2006). Catálogo de las Gramíneas de México: 1-671. CONABIO, México city.

    Literature

    Kew Backbone Distributions
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Dávila, P., Mejia-Saulés, M.T., Gómez-Sánchez, N., Valdés-Reyna, J., Ortíz, J.J., Morín, C., Castrejón, J. & Ocampo, A. (2006). Catálogo de las Gramíneas de México: 1-671. CONABIO, México city.

    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