1. Family: Poaceae Barnhart
    1. Genus: Arthrostylidium Rupr.
      1. Arthrostylidium canaliculatum Renvoize

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

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short; pachymorph. Culms slender; 600 cm long; 4-5 mm diam.; woody. Culm-internodes terete; thin-walled; 100 cm long. Lateral branches dendroid. Branch complement many; in a clump; subtended by a bare patch above the node. Leaf-sheaths glabrous on surface. Ligule a ciliolate membrane. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades deciduous at the ligule; lanceolate; 5.5-9 cm long; 12-20 mm wide. Leaf-blade surface glabrous. Leaf-blade apex acuminate, or attenuate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 1; single; straight; bilateral; 8-12 cm long. Spikelet packing broadside to rhachis; lax; 2 -rowed. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 3 fertile florets; with diminished florets at the apex. Spikelets linear; subterete; 15-30 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 2 mm long.
    Fertile
    Spikelets comprising 3 fertile florets; with diminished florets at the apex. Spikelets linear; subterete; 15-30 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 2 mm long.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 5 mm long; 0.7-0.8 length of upper glume; chartaceous; without keels; 3 -veined. Lower glume surface pubescent. Lower glume apex acute. Upper glume lanceolate; 6-7 mm long; 0.5 length of adjacent fertile lemma; chartaceous; without keels; 7 -veined. Upper glume surface pubescent. Upper glume apex acute.
    Florets
    Fertile lemma elliptic; 11-12 mm long; chartaceous; without keel; 9 -veined. Lemma surface pubescent. Lemma apex acute. Palea 1 length of lemma. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 3. Anthers 3. Stigmas 2. Ovary umbonate.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    South America: western South America.
    Reference
    Bambuseae. Gr Bolivia 1997.

    Images

    Distribution

    Native to:

    Bolivia

    Arthrostylidium canaliculatum Renvoize appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1998 Beck [18476], Bolivia K000433126

    First published in Gramin. Bolivia: 33 (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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.

    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