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Oryza glaberrima Steud.

Explanations

Genome designation
AA
Chromosome number
Diploid, 2n=24
Distribution
West Africa and Zanzibar and Pemba.
Key characteristics
Non-shattering, short rounded ligule.
Habitat
Cultivated fields
Potentially useful traits
This species is adapted to a range of eco-edaphic conditions in West Africa.
Notes
Recently crosses between O. sativa and O. glaberrima have been released to farmers as NERICA varieties.
References
M. Semon, R. Nielsen, M.P. Jones, S.R. McCouch. 2005. The population structure of African cultivated rice Oryza glaberrima (Steud.): Evidence for elevated levels of linkage disequilibrium caused by admixture with O. sativa and ecological adaptation. Genetics 169: 1639-1647.
Vaughan, D.A., S. Miyazaki, K. Miyashita. 2004. The rice genepool and human migrations. Pages 1-13 in Biological Resources and Migration. D. Werner (ed.) Springer, Heidelberg