1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus erectus Hitchc.

        This species is accepted, and its native range is S. Mexico to Honduras.

    [GB]
    Habit
    Perennial; caespitose. Butt sheaths withering. Basal innovations subterete. Culms erect; 55-58 cm long. Culm-internodes thin-walled; distally glabrous. Lateral branches lacking. Leaves mostly basal. Leaf-sheaths eglandular, or glandular (on keel); keeled; glabrous on surface. Leaf-sheath oral hairs ciliate. Ligule a fringe of hairs; 0.4-0.5 mm long. Leaf-blades 9-15 cm long; 2-5 mm wide. Leaf-blade margins tuberculate-ciliate.
    Inflorescences
    Inflorescence a panicle. Panicle open; pyramidal; 13-17 cm long; 5-7 cm wide. Primary panicle branches spreading; whorled at most nodes. Panicle branches flexuous. Spikelets appressed; solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 3-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 3-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; reaching apex of florets. Lower glume linear; 1.5-2 mm long; 0.5-0.66 length of upper glume; membranous; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 2.8-3.5 mm long; 1 length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 2.8-3.3 mm long; membranous; without keel; 1 -veined. Lemma apex acute. Palea 1 length of lemma; 2 -veined. Palea keels approximate.
    Flowers
    Anthers 3; 1.5-2 mm long.
    Fruits
    Caryopsis with free soft pericarp; 1.7-2.1 mm long; obtuse.
    Distribution
    North America: Mexico. South America: Mesoamericana.
    Reference
    Eragrostideae. Fl Mes0-Am 1995.

    Distribution

    Native to:

    Honduras, Mexico Gulf, Mexico Southeast

    Sporobolus erectus Hitchc. appears in other Kew resources:

    First published in Contr. U.S. Natl. Herb. 17: 313 (1913)

    Accepted by

    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • 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.
    • Davidse, G. & al. (eds.) (1994). Flora Mesoamericana 6: 1-543. Universidad Nacional Autónoma de México, México, D.F.

    Literature

    Kew Backbone Distributions
    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • 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 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