1. Family: Poaceae Barnhart
    1. Genus: Aciachne Benth.
      1. Aciachne pulvinata Benth.

        This species is accepted, and its native range is NW. Venezuela to Ecuador.

    [GB]
    Habit
    Perennial; cushion forming. Culms 1-3 cm long. Leaf-sheaths longer than adjacent culm internode. Ligule an eciliate membrane; 0.7 mm long. Leaf-blades aciculate; conduplicate; 0.4-1 cm long; 0.3-0.4 mm wide; stiff. Leaf-blade venation comprising 3 vascular bundles; with continuous uniform subepidermal sclerenchyma layer on the underside. Leaf-blade surface pubescent; hairy adaxially. Leaf-blade apex acute; pungent.
    Inflorescences
    Inflorescence comprising only a few spikelets; comprising 1(-3) fertile spikelets; shorter than basal leaves. Spikelets solitary.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus truncate.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus truncate.
    Glume
    Glumes persistent; similar; shorter than spikelet; similar to fertile lemma in texture. Lower glume oblong; 1.5 mm long; 1 length of upper glume; coriaceous; without keels; 3-5 -veined. Lower glume apex obtuse. Upper glume oblong; 1.5 mm long; 0.5 length of adjacent fertile lemma; coriaceous; without keels; 3-5 -veined. Upper glume apex obtuse.
    Florets
    Fertile lemma oblong; subterete; lanceolate in profile; 3 mm long; coriaceous; shiny; without keel; 3 -veined. Lemma margins convolute; covering most of palea. Lemma apex rostrate. Palea coriaceous; 2 -veined; without keels. Palea apex emarginate.
    Flowers
    Lodicules 3; membranous; veinless. Anthers 3.
    Fruits
    Disseminule comprising a floret.
    Distribution
    South America: northern South America and western South America.
    Reference
    Stipeae. Pohl.

    Images

    Distribution

    Native to:

    Bolivia, Ecuador, Peru, Venezuela

    Aciachne pulvinata Benth. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Apr 1, 1987 Ecuador K000433550 lectotype

    First published in Hooker's Icon. Pl. 14: t. 1362 (1881)

    Accepted by

    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    Literature

    Kew Backbone Distributions
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    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