1. Family: Poaceae Barnhart
    1. Genus: Isachne R.Br.
      1. Isachne goiasensis Renvoize

        This species is accepted, and its native range is Brazil (Goiás, Brasília D.F.).

    [GB]
    Habit
    Perennial. Culms decumbent, or rambling; 100-300 cm long; wiry, or woody; rooting from lower nodes. Culm-internodes scaberulous. Lateral branches ample. Leaf-sheaths outer margin glabrous, or hairy. Ligule a fringe of hairs. Leaf-blades lanceolate; 7-18 cm long; 7-13 mm wide. Leaf-blade surface scabrous; glabrous. Leaf-blade apex acute, or acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong; 16-30 cm long. Primary panicle branches ascending, or spreading. Panicle branches stiff, or flexible. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets orbicular; dorsally compressed; 1.5-2 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets orbicular; dorsally compressed; 1.5-2 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; shorter than spikelet; thinner than fertile lemma. Lower glume orbicular; 0.75 length of spikelet; membranous; without keels. Lower glume surface puberulous; hairy at apex. Lower glume apex obtuse. Upper glume orbicular; 0.66 length of spikelet; membranous; without keels. Upper glume surface glabrous. Upper glume apex obtuse.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret elliptic; glabrous; obtuse. Fertile lemma orbicular; coriaceous; without keel. Lemma surface pubescent. Lemma margins involute. Lemma apex obtuse. Palea coriaceous.
    Flowers
    Anthers 3.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    South America: Brazil.
    Reference
    Isachneae. Renvoize 2000.

    Images

    Distribution

    Native to:

    Brazil West-Central

    Isachne goiasensis Renvoize appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 1, 2014 Glaziou [17400], Brazil K001055179
    Jan 1, 2014 Silva, F.C. [387], Brazil K001055178
    Jan 1, 2014 Glaziou, A. [17400], Brazil K001055180
    Jan 1, 2014 Burchell [2294], Brazil K001055181
    s.coll. [22533], Brazil K000643014

    First published in Kew Bull. 42: 928 (1987)

    Accepted by

    • Longhi-Wagner, H.M. & Welker, C.A.D. (2014). A new species of Isachne (Poaceae, Micrairoideae) from Brazil and a synopsis of the Brazilian species of the genus Systematic Botany 39: 845-849.
    • 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
    • Longhi-Wagner, H.M. & Welker, C.A.D. (2014). A new species of Isachne (Poaceae, Micrairoideae) from Brazil and a synopsis of the Brazilian species of the genus Systematic Botany 39: 845-849.

    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 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