1. Family: Poaceae Barnhart
    1. Genus: Chascolytrum Desv.
      1. Chascolytrum brasiliense (Nees) Essi, Longhi-Wagner & Souza-Chies

        This species is accepted, and its native range is SE. & S. Brazil.

    [GB]
    Habit
    Perennial; caespitose. Basal innovations extravaginal. Culms erect; 45-90 cm long; 2 -noded. Culm-nodes glabrous. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane; 0.8-2 mm long. Leaf-blades flat, or involute; 6-25 cm long; 2-5 mm wide. Leaf-blade midrib keeled beneath. Leaf-blade surface ungrooved; glabrous.
    Inflorescences
    Inflorescence a panicle. Panicle open; 13-20 cm long. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-4 mm long; glabrous.
    Spikelets
    Spikelets comprising 2-3 fertile florets; with diminished florets at the apex. Spikelets orbicular; laterally compressed; 2.5-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 0.2-0.3 mm long.
    Fertile
    Spikelets comprising 2-3 fertile florets; with diminished florets at the apex. Spikelets orbicular; laterally compressed; 2.5-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 0.2-0.3 mm long.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume ovate; 2.1-2.9 mm long; 1 length of upper glume; membranous; 1-keeled; 3 -veined. Lower glume apex acute. Upper glume ovate; 2.1-2.9 mm long; 1-1.1 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume apex acute.
    Florets
    Fertile lemma orbicular; 2-2.5 mm long; coriaceous; much thinner on margins; keeled; 5 -veined. Lemma apex obtuse. Palea elliptic; 1.7-2.3 mm long; coriaceous; 2 -veined. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; lanceolate; 0.4 mm long; membranous; acute. Anthers 1; 0.4 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; ovoid; trigonous; 1.4-1.5 mm long. Hilum punctiform.
    Distribution
    South America: Brazil.
    Reference
    Poeae. Mathei 1994.

    Images

    Distribution

    Native to:

    Brazil South, Brazil Southeast

    Chascolytrum brasiliense (Nees) Essi, Longhi-Wagner & Souza-Chies appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Hatschbach, G. [45684], Brazil Briza brasiliensis K001077957
    Lucas, E.J. [526], Brazil Briza brasiliensis K001077956
    Kuehn, E. [2092], Brazil Briza brasiliensis K001077955

    First published in Novon 21: 328 (2011)

    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

    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