1. Family: Poaceae Barnhart
    1. Genus: Nassella (Trin.) É.Desv.
      1. Nassella ibarrensis (Kunth) Laegaard

        This species is accepted, and its native range is Ecuador.

    [GB]
    Habit
    Perennial; caespitose. Culms erect; 30-70 cm long. Lateral branches lacking. Ligule an eciliate membrane. Leaf-blades 5-12 cm long; 1-2 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle open; linear; 10-20 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 8-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus 0.5 mm long; pilose; acute.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 8-10 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus 0.5 mm long; pilose; acute.
    Glume
    Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 8-10 mm long; 1 length of upper glume; hyaline; purple; without keels. Lower glume apex acuminate. Upper glume lanceolate; 8-10 mm long; hyaline; purple; without keels. Upper glume apex acuminate.
    Florets
    Fertile lemma linear; subterete; 4 mm long; coriaceous; without keel; 5 -veined. Lemma surface pilose. Lemma margins convolute; covering most of palea. Lemma apex truncate; surmounted by a ring of hairs; with this appendage 1 mm long; awned; 1 -awned. Principal lemma awn geniculate, or bigeniculate; 15-20 mm long overall; with twisted column. Palea 0 -veined; without keels.
    Flowers
    Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp; fusiform. Hilum linear.
    Distribution
    South America: western South America.
    Reference
    Stipeae. WDC 1997.

    Images

    Distribution

    Native to:

    Ecuador

    Nassella ibarrensis (Kunth) Laegaard appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Ecuador K000433432
    Ecuador K000433433
    Spruce, R. [5817], Ecuador Stipa ibarrensis K000201344
    Spruce, R. [5817], Ecuador Stipa ibarrensis K000201345

    First published in Novon 8: 30 (1998)

    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.
    • Jørgensen, P.M. & León-Yánez, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador Monographs in Systematic Botany from the Missouri Botanical Garden 75: i-viii, 1-1181.

    Literature

    Kew Backbone Distributions
    • Jørgensen, P.M. & León-Yánez, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador Monographs in Systematic Botany from the Missouri Botanical Garden 75: i-viii, 1-1181.

    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 2018. 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 2018. 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