1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus apiculatus Boechat & Longhi-Wagner

        This species is accepted, and its native range is W. Central Brazil.

    [GB]
    Habit
    Perennial; caespitose. Butt sheaths persistent and investing base of culm; with compacted dead sheaths. Basal innovations intravaginal. Culms erect; 25-47 cm long; 2-3 -noded. Leaf-sheaths subequal to internodes; outer margin hairy. Ligule a fringe of hairs; 0.3-0.5 mm long. Leaf-blades 20-32 cm long; 2 mm wide. Leaf-blade surface glabrous. Leaf-blade margins scabrous; glabrous, or ciliate.
    Inflorescences
    Inflorescence a panicle. Peduncle 7.5-12 cm long. Panicle open; lanceolate; 3.5-9 cm long; 1-2.3 cm wide. Primary panicle branches whorled at lower nodes; 0.2-2 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; subterete; 3.5-4.5 mm long; 1.3-2 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; subterete; 3.5-4.5 mm long; 1.3-2 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; shorter than spikelet. Lower glume lanceolate; 2-2.8 mm long; 0.5 length of upper glume; membranous; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume elliptic; 3-4.5 mm long; 0.7-0.8 length of adjacent fertile lemma; membranous; grey; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 3-4.3 mm long; 0.5-0.9 mm wide; membranous; without keel; 1 -veined. Lemma apex acute. Palea readily splitting down midline; 3-4.2 mm long; 2 -veined. Palea keels approximate.
    Flowers
    Anthers 3; 2.1-2.5 mm long; brown, or red.
    Fruits
    Caryopsis with free soft pericarp; ellipsoid; 1.8-1.9 mm long; dark brown. Embryo 0.5 length of caryopsis.
    Distribution
    South America: Brazil.
    Reference
    Eragrostideae. Longhi-Wag 2002.

    Distribution

    Native to:

    Brazil West-Central

    Sporobolus apiculatus Boechat & Longhi-Wagner appears in other Kew resources:

    First published in Bradea 6: 173 (1993)

    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.

    Literature

    Kew Backbone Distributions
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.

    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