1. Family: Poaceae Barnhart
    1. Genus: Pariana Aubl.
      1. Pariana radiciflora Sagot ex Döll

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

    [GB]
    Habit
    Perennial; culms solitary, or caespitose. Stolons absent, or present. Culms erect; 20-100 cm long. Lateral branches lacking. Leaves cauline; 4-12 per branch. Leaf-sheaths glabrous on surface, or pubescent. Leaf-sheath oral hairs setose; 8-12 mm long. Leaf-sheath auricles absent, or erect; 0-5 mm long. Ligule an eciliate membrane; 0.7-3 mm long. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.1-0.4 cm long; petiole glabrous, or pubescent. Leaf-blades lanceolate, or oblong; 12-23 cm long; 25-60 mm wide; dark green and light green; discolorous with last colour beneath. Leaf-blade apex acuminate.
    Inflorescences
    Monoecious; with male and female spikelets in the same inflorescence. Synflorescence on a separate leafless culm. Inflorescence composed of racemes. Racemes 1; single; erect; oblong; multilateral; 6-11 cm long; 10-14 mm wide. Rhachis fragile at the nodes; subterete. Spikelet packing crowded. Rhachis internodes linear. Rhachis internode tip cupuliform. Sexes mixed (in a cluster at each node). Spikelets appressed; subtended by an involucre. Fertile spikelets sessile; 1 in the cluster. Male spikelets pedicelled; 5 in a cluster. Involucre composed of imperfect spikelets; with pedicels forming a cup; oblong; 9-17 mm long; base obconical. Pedicels fused to each other; united along margins; cuneate; flattened; 2.5-4.2 mm long; glabrous to pubescent; tip rectangular.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; compressed slightly; 5-7 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes similar; exceeding apex of florets; thinner than fertile lemma. Lower glume ovate; 5-7 mm long; 1 length of upper glume; chartaceous; without keels. Lower glume apex acute. Upper glume ovate; 5-7 mm long; chartaceous; without keels. Upper glume margins ciliolate. Upper glume apex obtuse.
    Florets
    Fertile florets female. Fertile lemma ovate; 4-6 mm long; coriaceous; without keel. Lemma apex acute. Palea 1 length of lemma; coriaceous; 2 -veined; without keels.
    Flowers
    Lodicules 3. Anthers (12-)18-24(-30). Stigmas 2; terminally exserted. Ovary glabrous.
    Spikelets
    Male spikelets distinct from female; 1 flowered; deciduous with the fertile; ovate; 5.5-8.5 mm long. Male spikelet glumes 2. Male spikelet lemma 5.5-8.5 mm long; 2-3 -veined. Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; compressed slightly; 5-7 mm long; falling entire; deciduous with accessory branch structures.
    Male
    Male spikelets distinct from female; 1 flowered; deciduous with the fertile; ovate; 5.5-8.5 mm long. Male spikelet glumes 2. Male spikelet lemma 5.5-8.5 mm long; 2-3 -veined.
    Distribution
    South America: northern South America, western South America, and Brazil.
    Reference
    Parianeae. Fl Guian 1994.
    [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. 85 m.; Orinoquia.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Brazil North, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Venezuela

    Pariana radiciflora Sagot ex Döll appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2009 Sasaki, D. [2148], Mato Grosso K000579257
    Apr 10, 1996 Traill, J.W.H. [1265], Brazil K000947283
    Jan 1, 1988 Sandwith, N.Y. [1525] K000947286
    Jan 1, 1988 s.coll. [2934] K000947287
    Richards, P.W. [6757], Brazil K000947289
    Tutin, T.G. [39] Pariana longiflora K000433396

    First published in C.F.P.von Martius & auct. suc. (eds.), Fl. Bras. 2(2): 336 (1877)

    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.
    • 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.
    • 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.
    • 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.
    • 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.

    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

    Kew Science Photographs
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Neotropikey
    Milliken, W., Klitgard, B. and Baracat, A. (2009 onwards), Neotropikey - Interactive key and information resources for flowering plants of the Neotropics.
    http://creativecommons.org/licenses/by/3.0