1. Family: Poaceae Barnhart
    1. Genus: Atractantha McClure
      1. Atractantha radiata McClure

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

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short; pachymorph. Culms scandent; 500-1200 cm long; 5-10 mm diam.; woody. Culm-internodes terete; solid. Lateral branches dendroid. Branch complement three; in a horizontal line; with 1 branch dominant; thinner than stem. Leaf-sheaths glabrous on surface. Leaf-sheath oral hairs setose; deciduous. Ligule an eciliate membrane; 1 mm long. Collar with external ligule. Leaf-blade base asymmetrical; with a brief petiole-like connection to sheath. Leaf-blades lanceolate; 10-18 cm long; 20-35 mm wide. Leaf-blade venation with obscure cross veins. Leaf-blade surface glabrous, or pubescent; sparsely hairy; hairy abaxially. Leaf-blade apex acuminate.
    Inflorescences
    Synflorescence bractiferous; globose; 20-30 cm long; with glumaceous subtending bracts; bracts 7-9 mm long; with axillary buds at base of spikelet. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; subterete; 15-19 mm long; falling entire.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; subterete; 15-19 mm long; falling entire.
    Glume
    Glumes both absent or obscure.
    Florets
    Fertile lemma lanceolate; subterete; 13-17 mm long; chartaceous; dark brown; shiny; without keel; 7-9 -veined. Lemma lateral veins obscure. Lemma margins convolute; covering most of palea. Lemma apex acuminate. Palea tightly convolute around flower; 1.1 length of lemma; chartaceous; 2 -veined. Palea keels approximate; ciliolate. Rhachilla extension 1 length of fertile floret.
    Flowers
    Lodicules 3; lanceolate; membranous; ciliate. Anthers 3. Stigmas 2(-3). Ovary umbonate; pubescent on apex.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    South America: Brazil.
    Reference
    Bambuseae. WDC.

    Images

    Distribution

    Native to:

    Brazil Northeast

    Atractantha radiata McClure appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jun 1, 2013 Calderon, C.E. [2397], Brazil K000947803
    Calderon, C.E. [2397], Brazil K000947804
    Calderon, C.E. [2397], Brazil K000947805

    First published in Smithsonian Contr. Bot. 9: 50 (1973)

    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 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