Taxon: Panicum dichotomiflorum Michx.

 
Genus: Panicum
Family: Poaceae (alt.Gramineae)
  Subfamily: Panicoideae
      Tribe: Paniceae
        Subtribe: Panicinae
Nomen number: 26487
Place of publication: Fl. bor.-amer. 1:48. 1803
Name Verified on: 11-May-1992 by ARS Systematic Botanists. Last Changed: 08-May-2017
Species priority site is: Plant Genetic Resources Conservation Unit, Griffin, GA (S9)
Accessions: 6 in National Plant Germplasm System

Common names:

  • autumn millet  (Source: BSBI) - English
  • bluegrass  (Source: Darwiniana) - English
  • fall panic grass  (Source: Pl Names) - English
  • fall panicum  (Source: AH 505) - English
  • smooth witchgrass  (Source: Darwiniana) - English

Economic Importance:

  • Weed: potential seed contaminant (fide Weed CIBA)

Distributional Range:

    Native:

  • Northern America

    • Eastern Canada: Canada - Quebec, - Nova Scotia, - Ontario
    • North-Central U.S.A.: United States - Illinois, - Kansas, - Minnesota, - Missouri, - Nebraska, - Oklahoma, - Wisconsin
    • Northeastern U.S.A.: United States - Connecticut, - Indiana, - Maine, - Massachusetts, - Michigan, - New Hampshire, - New Jersey, - New York, - Ohio, - Pennsylvania, - Rhode Island, - Vermont, - West Virginia
    • South-Central U.S.A.: United States - Texas
    • Southeastern U.S.A.: United States - Alabama, - Arkansas, - Delaware, - Florida, - Georgia, - Kentucky, - Louisiana, - Maryland, - Mississippi, - North Carolina, - South Carolina, - Tennessee, - Virginia
  • Southern America

    • Brazil: Brazil - Amazonas, - Bahia, - Ceara, - Maranhao, - Mato Grosso do Sul, - Rio de Janeiro, - Rio Grande do Norte, - Santa Catarina
    • Caribbean: Bahamas; Cuba; Puerto Rico
    • Central America: Panama
    • Northern South America: Suriname; Venezuela - Apure, - Anzoategui, - Delta Amacuro
    • Southern South America: Argentina - Chaco, - Corrientes, - Entre Rios, - Formosa, - La Pampa, - Misiones, - Santa Fe; Paraguay - Amambay, - Paraguari, - San Pedro; Uruguay - Artigas, - Montevideo, - Paysandu
    • Western South America: Bolivia - Beni; Peru - Loreto

  • Naturalized:

    . natzd. elsewhere, incl. w. North America

References:

  • Aliscioni, S. S. et al. 2003. A molecular phylogeny of (Poaceae: Paniceae): tests of monophyly and phylogenetic placement within the Panicoideae Amer. J. Bot. 90:796-821.
  • Botanical Society of the British Isles BSBI taxon database (on-line resource). (BSBI)
  • Brako, L. & J. L. Zarucchi Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45. 1993 (L Peru)
  • CIBA-GEIGY, Basel, Switzerland Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988) (Weed CIBA)
  • Cronquist, A. et al. Intermountain flora. 1972- (Intermt F)
  • Davidse, G. et al., eds. Flora mesoamericana. 1994 (F Mesoamer)
  • FNA Editorial Committee Flora of North America. 1993- (F NAmer)
  • Forzza, R. C. et al., coord. Lista de espécies da flora do Brasil (on-line resource). (L Brasil Online)
  • Groth, D. 2005. pers. comm. (pers. comm.)
  • Hitchcock, A. S. Manual of the grasses of the United States, ed. 2. 1950 (Grass US)
  • Hunt, H. V. et al. 2014. Reticulate evolution in Panicum (Poaceae): the origin of tetraploid broomcorn millet, P. miliaceum J. Exp. Bot. 65:3165-3175.
  • Instituto de Botánica Darwinion Flora del Conosur. Catálogo de las plantas vasculares. 2008 (F ConoSur)
  • Kartesz, J. T. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 1994 (L US Can ed2)
  • Koyama, T. Grasses of Japan and its neighboring regions. 1987 (Grass Japan)
  • León (J. S. Sauget) & Alain (E. E. Liogier) Flora de Cuba. 1946-1962; suppl. 1969 (F CubaLeon)
  • Liogier, H. A. & L. F. Martorell Flora of Puerto Rico and adjacent islands: a systematic synopsis. 1982 (F PR)
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). (Pl Names)
  • Scoggan, H. J. The flora of Canada, 4 vol. 1978-1979 (F Canada)
  • Terrell, E. E. et al. Agric. Handb. no. 505. 1986 (AH 505)
  • Triplett, J. K. et al. 2012. Five nuclear loci resolve the polyploid history of switchgrass (Panicum virgatum L.) and relatives (PloS One) 7(6): e38702.
  • Zuloaga, F. O. 1989. El género Panicum (Poaceae: Paniceae) en la República Argentina. III (Darwiniana) 29:305-308.
  • Zuloaga, F. O. et al. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47. 1994 (L Grass Argent)

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