Taxon: Polypogon viridis (Gouan) Breistr.

Common names:

• water-bent   (Source: F Iraq [as P. semiverticillatus]) – English
  
• water-bent grass   (Source: F Iraq [as P. semiverticillatus]) – English
  

Economic importance:

• Weed   (fide Weed CIBA)
  

Distributional range:

• AFRICA
  Macaronesia: Portugal - Azores, Madeira Islands; Spain - Canary Islands
  Northern Africa: Algeria; Egypt; Libya; Morocco; Tunisia
• ASIA-TEMPERATE
  Arabian Peninsula: Arabia
  Western Asia: Afghanistan; Cyprus; Egypt - Sinai; Iran; Iraq; Israel; Jordan; Lebanon; Syria; Turkey
  Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Ciscaucasia, Dagestan
  Middle Asia: Kazakhstan; Kyrgyzstan; Tajikistan; Turkmenistan; Uzbekistan
• ASIA-TROPICAL
  Indian Subcontinent: India [n.w.]; Pakistan
• EUROPE
  Middle Europe: Switzerland
  East Europe: Ukraine [incl. Krym]
  Southeastern Europe: Albania; Bulgaria; Croatia; Greece [incl. Crete]; Italy [incl. Sardinia, Sicily]; Serbia; Slovenia
  Southwestern Europe: France [incl. Corsica]; Portugal; Spain [incl. Baleares]

• AFRICA
  Southern Africa: South Africa
• AUSTRALASIA
  Australia: Australia
• NORTHERN AMERICA
  Mexico
  United States
• SOUTHERN AMERICA
  Western South America: Bolivia; Colombia; Ecuador; Peru
  Southern South America: Chile

References:

• Plants of southern Africa: an online checklist.
• Ali, S. I. & S. M. H. Jafri, eds. 1976–. Flora of Libya.
• CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988)
• Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands.
• Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
• FNA Editorial Committee. 1993–. Flora of North America.
• Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58.
• Giraldo-Cañas, D. 2011. Catálogo de la familia Poaceae en Colombia. Darwiniana 49:139–247.
• Hansen, A. & P. Sunding. 1993. Flora of Macaronesia: checklist of vascular plants, ed. 4. Sommerfeltia vol. 17.
• Hedberg, I. & S. Edwards. 1989–. Flora of Ethiopia. (and Eritrea. 2000)
• Izquierdo Z., I. et al., eds. 2004. Lista de especies silvestres de Canarias: hongos, plantas y animales terrestres.
• Mouterde, P. 1966–. Nouvelle flore du Liban et de la Syrie.
• Randall, R. P. 2007. The introduced flora of Australia and its weed status.
• Renvoize, S. A. 1998. Gramineas de Bolivia.
• Silva, L. et al. 2005. Listagem da fauna e flora terrestres dos Açores. Lista des plantas vasculares (Pteridophyta e Spermatophyta).
• Soreng, R. J. et al. 2003. Catalogue of New World grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48:588.
• Thulin, M., ed. 1993–. Flora of Somalia.
• Tovar, Ó. 1993. Las Gramíneas (Poaceae) del Perú. Ruizia 13:206. [= Polypogon semiverticillatus].
• Townsend, C. C. & E. Guest. 1966–. Flora of Iraq. [= P. semiverticillatus].
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
• Tzvelev, N. N. 1976. Zlaki SSSR. [mentions under P. semiverticillatus (Forssk.) Hyl.].
• Ugarte, E. et al. 2011. Vascular alien flora, Chile. Check List 7:365–380.
• Vibrans, H., ed. Malezas de México (on-line resource).
• Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113–123.
• Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition).
• Zohary, M. & N. Feinbrun-Dothan. 1966–. Flora palaestina.
• Zuloaga, F. O. et al. 1994. Catalogo de la familia Poaceae en la Republica Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47.

More:

Search AGRICOLA article citation database for citations referencing Polypogon viridis.

Search NCBI's Entrez search engine for PubMed citations referencing Polypogon viridis.

Search Biodiversity Heritage Library for historical publications referencing Polypogon viridis.

Synonyms:

• (=) Agrostis semiverticillata (Forssk.) C. Chr.
  (previously associated with 9 accessions)
• (=) Agrostis verticillata Vill.
  (previously associated with 4 accessions)
• (≡) Agrostis viridis Gouan (basionym)
  
• (=) Phalaris semiverticillata Forssk.
  
• (=) Polypogon semiverticillatus (Forssk.) Hyl.
  

Check other web resources for Polypogon viridis (Gouan) Breistr.:

• Flora Europaea: Database of European Plants (ESFEDS)
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• Flora of China: Online version from Harvard University
• AVH: Australia's Virtual Herbarium
• SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• CNWG: Catalogue of New World Grasses Searchable Database
• Grass Manual on the Web: Manual of Grasses for North America North of Mexico
• World Grass Species-Descriptions: Morphological species description from Royal Botanic Gardens, Kew
• AusGrass2: Australian grass data from Bryan K. Simon’s on-line database
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Images:

• Inflorescence branch: U.S. National Seed Herbarium image
• Spikelets and/or florets: U.S. National Seed Herbarium image

More:

• Check PlantSystematics.org for additional images
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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