1. Family: Poaceae Barnhart
    1. Genus: Aristida L.
      1. Aristida torta (Nees) Kunth

        This species is accepted, and its native range is Central & S. Tropical America.

    [GB]
    Habit
    Perennial. Culms 42-90 cm long. Lateral branches lacking. Leaf-sheath oral hairs scanty, or bearded (deciduous hairs). Ligule a ciliolate membrane; 0.2 mm long. Collar glabrous. Leaf-blades straight; conduplicate; 8.5 cm long, or 2-40 cm long; 1.5-4 mm wide. Leaf-blade surface scabrous; rough adaxially; glabrous, or pilose; sparsely hairy; hairy adaxially (at margins). Leaf-blade apex obtuse; smooth.
    Inflorescences
    Inflorescence a panicle. Panicle contracted (or subcontracted); 9-30 cm long.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets subterete; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; straight; 0.2 mm long; pilose; obtuse.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets subterete; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident; straight; 0.2 mm long; pilose; obtuse.
    Glume
    Glumes persistent; dissimilar (lower generally shorter than upper, sometimes subequal or lower longer than upper). Lower glume lanceolate; 7.5-9 mm long; 1 -veined. Lower glume primary vein scabrous. Lower glume surface scabrous; rough on veins. Lower glume apex acute; muticous, or awned (shortly). Upper glume lanceolate; 4.5-8 mm long; 1 -veined. Upper glume surface smooth. Upper glume apex entire; acute; muticous, or awned (shortly).
    Florets
    Fertile lemma subterete; 3.5-5 mm long; without keel; rounded throughout; 3 -veined. Lemma surface scabrous; rough above; without grooves. Lemma margins convolute. Lemma apex awned; 3 -awned. Principal lemma awn curved; recurved at base of limb (generally); simple at base; with 7-17 mm long limb; without a column. Lateral lemma awns ascending; 5-11.5 mm long (1/3-2/3 the lenght of the principal awn); shorter than principal (conspicuously).
    Distribution
    South America: Mesoamericana, northern South America, western South America, and Brazil.
    Reference
    Aristideae. LO-W 1993.
    Diagnostic
    Blades constricted near the apex.
    [CPLC]

    Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

    Distribution
    Nativa en Colombia; Alt. 0 - 500 m.; Orinoquia.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Belize, Bolivia, Brazil North, Brazil Northeast, Brazil Southeast, Brazil West-Central, Colombia, Costa Rica, French Guiana, Guyana, Honduras, Nicaragua, Panamá, Peru, Suriname, Venezuela

    Aristida torta (Nees) Kunth appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1993 Hunt, D.R. [5553], Brazil K001054265
    Jan 1, 1993 Ratter, J.A. [77], Brazil K001054274
    Jan 1, 1993 Ule, E. [8041], Brazil K001054272
    Jan 1, 1993 Prance, G.T. [13777], Brazil K001054284
    Jan 1, 1993 Glaziou, A.F.M. [7978], Brazil K001054266
    Jan 1, 1993 Glaziou, A.F.M. [7978], Brazil K001054268
    Jan 1, 1993 Glaziou, A.F.M. [22568], Brazil K001054269
    Jan 1, 1993 Glaziou, A.F.M. [22568], Brazil K001054270
    Jan 1, 1993 Glaziou, A.F.M. [18659], Brazil K001054277
    Jan 1, 1993 Glaziou, A.F.M. [17447], Brazil K001054278
    Jan 1, 1993 Glaziou, A.F.M. [19894], Brazil K001054279
    Jan 1, 1993 Glaziou, A.F.M. [18677], Brazil K001054281
    Jan 1, 1992 Hatschbach, G.G. [56459], Brazil K001054283
    Jan 1, 1973 Irwin, H.S. [26830], Brazil K001054275
    Jan 1, 1973 Irwin, H.S. [23075], Brazil K001054276
    Clayton, W.D. [4860], Brazil K001054267
    Martius [16], Brazil K000001270 Unknown type material
    Ratter, J.A. [1992], Brazil K001054273
    Heringer, E.P. [6418], Brazil K001054282
    Riedel, L. [2132], Brazil K001054271
    [Delepurt] [s.n.], Brazil K000308642
    Glaziou, A.F.M. [20570], Brazil K001054280
    Bridgewater, S.G.M. [S/143], Brazil K001054285

    First published in Enum. Pl. 1: 190 (1833)

    Accepted by

    • Giraldo-Cañas, D. (2011). Catálogo de la familia Poaceae en Colombia Darwiniana 49: 139-247.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • 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.
    • Boggan, J. Funck, V. & Kelloff, C. (1997). Checklist of the Plants of the Guianas (Guyana, Surinam, Franch Guiana) ed. 2: 1-238. University of Guyana, Georgetown.
    • 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
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Giraldo-Cañas, D. (2011). Catálogo de la familia Poaceae en Colombia Darwiniana 49: 139-247.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. The Royal Botanic Gardens, Kew.
    • Boggan, J. Funck, V. & Kelloff, C. (1997). Checklist of the Plants of the Guianas (Guyana, Surinam, Franch Guiana) ed. 2: 1-238. University of Guyana, Georgetown.
    • Davidse, G. & al. (eds.) (1994). Flora Mesoamericana 6: 1-543. Universidad Nacional Autónoma de México, México, D.F.
    • 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

    Catálogo de Plantas y Líquenes de Colombia
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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