1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum vaginiviscosum Renvoize & Zuloaga

        This species is accepted, and its native range is Brazil (Bahia).

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Butt sheaths coriaceous; purple; glabrous. Culms geniculately ascending; 90 cm long; wiry. Culm-internodes solid. Leaves basal and cauline. Leaf-sheaths wider than blade at the collar; viscid; glabrous on surface; outer margin hairy. Ligule a fringe of hairs; 3-5 mm long. Leaf-blades flat, or involute; 30-35 cm long; 4 mm wide; coriaceous; stiff; light green. Leaf-blade surface ribbed; grooved adaxially; scabrous; rough adaxially; glabrous. Leaf-blade apex pungent.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; oblong; 8-9 cm long; 1-1.3 cm wide. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic, or oblong; dorsally compressed; 4-4.5 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic, or oblong; dorsally compressed; 4-4.5 mm long; falling entire.
    Glume
    Glumes shorter than spikelet, or reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 3-4 mm long; 0.75-1 length of spikelet; membranous; purple; without keels; 3 -veined. Lower glume surface pilose. Lower glume apex acute. Upper glume ovate; 4 mm long; 0.9-1 length of spikelet; membranous; purple; without keels; 5 -veined. Upper glume surface pilose. Upper glume apex acute.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 4 mm long; 1 length of spikelet; membranous; 5 -veined; pilose; hairy above; acute. Palea of lower sterile floret pubescent; adorned on keels. Fertile lemma oblong; dorsally compressed; 2.5 mm long; indurate; yellow; shiny; without keel. Lemma margins involute. Palea involute; indurate.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    South America: Brazil.
    Reference
    Paniceae. Renvoize 1996.

    Images

    Distribution

    Native to:

    Brazil Northeast

    Panicum vaginiviscosum Renvoize & Zuloaga appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Harley, R.M. [25772], Bahia K000003559 isotype

    First published in Kew Bull. 50: 161 (1995)

    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

    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