1. Family: Poaceae Barnhart
    1. Genus: Festuca Tourn. ex L.
      1. Festuca hintoniana E.B.Alexeev

        This species is accepted, and its native range is Mexico (Nuevo León).

    [GB]
    Habit
    Perennial; caespitose; clumped densely. Basal innovations intravaginal. Culms 20-45 cm long. Lateral branches lacking. Leaf-sheaths tubular for much of their length; with 0.66 of their length closed. Ligule an eciliate membrane; 0.2-0.6 mm long; truncate. Leaf-blades conduplicate; elliptic in section; 0.6-0.7 mm wide; pruinose. Leaf-blade venation with 9 secondary veins; 7 inner ridges.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 6-9 cm long. Panicle branches scabrous. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 4-5 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 12-13 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 4-5 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 12-13 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 5 mm long; 1 length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 5 mm long; 0.7-0.8 length of adjacent fertile lemma; membranous; without keels; 3 -veined. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 6.5-7 mm long; membranous; without keel; 5 -veined. Lemma apex acuminate; muticous, or mucronate. Palea 1 length of lemma; 2 -veined. Palea keels scabrous. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; 3-3.5 mm long. Ovary pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp. Hilum linear.
    Distribution
    North America: Mexico.
    Reference
    Poeae. Alex 1995.

    Images

    Distribution

    Native to:

    Mexico Northeast

    Festuca hintoniana E.B.Alexeev appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    May 1, 1981 Hinton, J.C. [17243], Nuevo León K000465700 holotype

    First published in Bot. Zhurn. (Moscow & Leningrad) 67: 1292 (1982)

    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.

    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.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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