1. Family: Poaceae Barnhart
    1. Genus: Chusquea Kunth
      1. Chusquea barbata L.G.Clark

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

    [GB]
    Habit
    Perennial. Culms woody. Culm-internodes terete; 24 cm long. Culm-nodes with distinct supra-nodal ridge. Lateral branches dendroid; extravaginal. Bud complement 20-25. Branch complement many; in a clump; thinner than stem. Leaf-sheaths antrorsely scabrous; outer margin hairy. Ligule an eciliate membrane; 1-1.5 mm long; pubescent on abaxial surface; erose. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.2 cm long; petiole pubescent. Leaf-blades lanceolate; 7.7-11.7 cm long; 6-9 mm wide. Leaf-blade venation without cross veins. Leaf-blade surface glabrous. Leaf-blade apex acuminate.
    Inflorescences
    Synflorescence bractiferous; clustered at the nodes; in untidy tufts; with glumaceous subtending bracts; without axillary buds at base of spikelet; leafless between clusters. Fertile spikelets pedicelled. Pedicels angular; 0.5-1 mm long.
    Spikelets
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 9.1-12.1 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 9.1-12.1 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.1-0.3 mm long; membranous; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume ovate; 0.1-0.3 mm long; without keels; 0 -veined. Upper glume primary vein absent. Upper glume lateral veins absent. Upper glume apex acute.
    Florets
    Basal sterile florets barren; without significant palea; attached to and deciduous with the fertile. Lemma of lower sterile floret ovate; 4.1-5.7 mm long; 0.5 length of fertile lemma; chartaceous; 7-9 -veined; scabrous; acute; mucronate. Lemma of upper sterile floret ovate; 5.7-8 mm long; chartaceous; scabrous; acute; mucronate. Fertile lemma ovate; 9.7-11.1 mm long; coriaceous; without keel; 7-9 -veined. Lemma surface scabrous; setose; hairy below. Lemma hairs red; 1 mm long. Lemma apex attenuate. Palea 8.5-9 mm long; 4-6 -veined. Palea surface scabrous; pilose; hairy on back. Palea apex with excurrent keel veins.
    Flowers
    Lodicules 3; 1.8-2.4 mm long; membranous; ciliate. Anthers 3; 3.7-4.4 mm long. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp; apex unappendaged.
    Distribution
    South America: western South America.
    Reference
    Bambuseae. Clark 1995.

    Distribution

    Chusquea barbata L.G.Clark appears in other Kew resources:

    First published in Novon 3: 232 (1993)

    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.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/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