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Taxon: Oryza punctata Kotschy ex Steud.

Genus: Oryza section: Oryza series: Latifoliae
Family: Poaceae (alt. Gramineae) subfamily: Ehrhartoideae tribe: Oryzeae.
Nomen number: 26074
Place of publication: Syn. pl. glumac. 1:3. 1853
Name verified on: 03-Apr-2009 by ARS Systematic Botanists. Last updated: 03-Apr-2009
Species priority site is: National Small Grains Collection (NSGC).

NO ACCESSIONS IN NPGS UNDER THIS NAME.

SPECIES RESTRICTED AS A FEDERAL AND STATE NOXIOUS WEED
A declared noxious weed by USDA-APHIS.
A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:
AL*, FL*, MA*, NC*.
ªAquatic. *Terrestrial. °In seed.
Link to noxious weed information from Invaders Database System

Common names:

  • red rice   (Source: USDA/APHIS ) – English
  • arroz-selvagem   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
More:

Economic importance:

  • Gene sources: potential for pest resistance in rice   (fide Brar & Khush 198. 2002)
  • Gene sources: secondary genetic relative of rice   (based on genome (B-carrier) constitution fide Proc Natl Acad Sci 96:1404. 1999)
  • Weed: potential seed contaminant   (fide Weed CIBA)

Distributional range:

      Native:
  • AFRICA
    Northeast Tropical Africa: Sudan
    East Tropical Africa: Kenya; Tanzania; Uganda
    West-Central Tropical Africa: Zaire
    West Tropical Africa: Cote D'Ivoire; Ghana; Nigeria; Togo
    South Tropical Africa: Angola; Zimbabwe
    Southern Africa: South Africa - KwaZulu-Natal [n.]; Swaziland
    Western Indian Ocean: Madagascar

References:

  • PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
  • Bao, Y. et al. 2005. Identification of genomic constitution of Oryza species with the B and C genomes by the PCR-RFLP method. Genet. Resources Crop Evol. 52:69–76. [this study evaluates genomic constitution of accessions of the O. officinalis complex; comments that this name applies to African 2x, although this study finds African 4x, BC-genome carriers usually called O. schweinfurthiana].
  • Brunel, J. F. et al., eds. 1984. Flore analytique du Togo. Phanerogames.
  • CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988)
  • Exell, A. W. et al., eds. 1960–. Flora zambesiaca.
  • Ge, S. et al. 1999. Phylogeny of rice genomes with emphasis on origins of allotetraploid species. Proc. Natl. Acad. Sci. U.S.A. 96:14400–14405. [this study used nuclear & chloroplast genes to reconstruct the phylogeny of the genus; it examined diploid O. punctata that clustered sister to 4x O. eichingeri & together sister to 4x O. minuta, all B-genome carriers].
  • Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58.
  • Groth, D. 2005. pers. comm. [re. Brazilian common names].
  • Keay, R. W. J. & F. N. Hepper. 1953–1972. Flora of west tropical Africa, ed. 2.
  • Li, C.-B. et al. 2001. Identification of genome constitution of Oryza malampuzhaensis, O. minuta, and O. punctata by multicolor genomic in situ hybridization. Theor. Appl. Genet. 103:201–211.
  • Plant Protection and Quarantine Office. United States Department of Agriculture, Animal and Plant Health Inspection Service. Federal noxious weed list (on-line resource).
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
  • Sharma, S. D. 2003. Nomenclatural confusions in genus Oryza. P. 355 in: Nanda, J. S. & S. D. Sharma, eds., Monograph on Genus Oryza.
  • Sharma, S. D. 2003. Species of genus Oryza and their interrelationships. P. 85 in: Nanda, J. S. & S. D. Sharma, eds., Monograph on Genus Oryza.
  • Tateoka, T. 1963. Taxonomic studies of Oryza. III. Key to the species and their enumeration. Bot. Mag. (Tokyo) 76:170.
  • Turrill, W. B. et al., eds. 1952–. Flora of tropical East Africa.
  • Vaughan, D. A. et al. 2003. Diversity in the Oryza genus. Curr. Opin. Pl. Biol. 6:140–141.
  • Vaughan, D. A. 1989. The genus Oryza L. Current status of taxonomy. Int. Rice Res. Inst. Techn. Pap. 138:8, 17.
  • Vaughan, D. A. 2003. Revised key to species in genus Oryza. P. 349 in: Nanda, J. S. & S. D. Sharma, eds., Monograph on Genus Oryza.
More:

Check other web resources for Oryza punctata Kotschy ex Steud.:


Images:

More:
  • Check PlantSystematics.org for additional images
  • Google 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.
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Abbreviations & symbols in GRIN Taxonomy
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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?26074 (19 June 2013)

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