1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida gypsophila Beetle

        This species is accepted, and its native range is Texas to NE. Mexico.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 60-80 cm long. Leaf-sheath oral hairs woolly. Ligule a fringe of hairs. Leaf-blades curled; filiform; 1 mm wide. Leaf-blade surface glabrous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear. Primary panicle branches appressed. Spikelets appressed; solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 5.5-7.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 5.5-7.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 5-6 mm long; 0.9 length of upper glume; membranous. Lower glume apex acuminate. Upper glume lanceolate; 5.5-7.5 mm long; membranous. Upper glume apex acuminate.
    Florets
    Fertile lemma linear; subterete; 5 mm long; coriaceous; without keel; 3 -veined. Lemma margins convolute; covering most of palea. Lemma apex awned; 1 -awned, or 3 -awned. Principal lemma awn straight, or geniculate; with 10 mm long limb; with a straight or slightly twisted column; persistent. Column of lemma awn 2 mm long. Lateral lemma awns 0-1 mm long; shorter than principal.
    Flowers
    Anthers 3.
    Distribution
    North America: Mexico.
    Reference
    Aristideae. Beetle 2001.

    Distribution

    Native to:

    Mexico Northeast, Texas

    Aristida gypsophila Beetle appears in other Kew resources:

    First published in Phytologia 49: 36 (1981)

    Accepted by

    • 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.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    Literature

    Kew Backbone Distributions
    • 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.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    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