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This species is accepted, and its native range is Brazil to Argentina (Corrientes).
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial. Stolons present. Basal innovations flabellate. Culms erect; 35-70 cm long. Leaf-sheaths glabrous on surface. Ligule a ciliate membrane; 2 mm long. Leaf-blades 10-25 cm long; 0.5-0.7 mm wide. Leaf-blade surface glabrous; hairless except near base.
Morphology Reproductive morphology Inflorescences
Inflorescence composed of racemes. Racemes 4-11; digitate; in several whorls; unilateral; 4-10 cm long. Rhachis subterete; scabrous on surface. Spikelet packing broadside to rhachis; crowded; regular. Spikelets appressed; solitary. Fertile spikelets sessile.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 3-4.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse.
Fertile
Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets cuneate; laterally compressed; 3-4.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded; obtuse.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; shorter than spikelet; thinner than fertile lemma; gaping. Lower glume lanceolate; 1.6-2.4 mm long; 0.6-0.7 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume apex acuminate. Upper glume lanceolate; 2.3-3.6 mm long; 0.8 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume apex acuminate.
Morphology Reproductive morphology Flowers Florets
Fertile lemma lanceolate, or elliptic; laterally compressed; 3-4.5 mm long; cartilaginous; keeled; 3 -veined. Lemma midvein eciliate, or pubescent. Lemma surface pilose; hairy between veins (in hollow); with tubercle-based hairs. Lemma margins ciliate; hairy above. Lemma hairs 1.5-2 mm long. Lemma apex acute; awned; 1 -awned. Principal lemma awn subapical; 7.5-20 mm long overall. Apical sterile florets 1 in number; barren; cuneate; 1.5-2.2 mm long. Apical sterile lemmas glabrous; truncate; awned; 1 -awned. Apical sterile lemma awns 3.5-9 mm long; 1 per spikelet in number.
Morphology Reproductive morphology Flowers
Lodicules 2; cuneate; fleshy. Anthers 3; 0.4 mm long. Stigmas 2.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; ellipsoid; dorsally compressed; trigonous; 1.7 mm long.
Distribution
Africa: middle Atlantic ocean. South America: Brazil and southern South America.
Reference
Cynodonteae. Anderson.

Native to:

Argentina Northeast, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central

Introduced into:

Honduras

Chloris orthonoton Döll appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Gardner [0], Pernambuco K000003253
Harley, R.M. [16629], Bahia K000003251
Noblick, L.R. [2608], Bahia K000003249
Riddley [163], Fernando de Noronha K000003252
Noblick, L.R. [4176], Bahia K000003250
Longhi-Wagner [7161], Brazil K001102102
Clayton, W.D. [4822], Brazil K001102104
Hoehne, W. [s.n.], Brazil K001102106
Longhi-Wagner [7164], Brazil K001102107
Irwin, H.S. [7545], Brazil K001102105
Clayton, W.D. [4656], Brazil K001102103
s.coll. [3610], Brazil K000308959

First published in C.F.P.von Martius & auct. suc. (eds.), Fl. Bras. 2(3): 64 (1878)

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.
  • Rodrigues Maciel, J. & al. (2013). O gênero Chloris (Poaceae) em Pernambuco, Brasil Rodriguésia; Revista do Instituto de Biologia Vegetal, Jardim Botânico e Estaçao Biologica do Itatiaya 64: 169-177.
  • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348. Missouri Botanical Garden.

Literature

Kew Backbone Distributions

  • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
  • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
  • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348. Missouri Botanical Garden.

GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
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 2021. 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 2021. 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