Oryza sativa Oryza sativa Oryza sativa, commonly known as Asian rice, is the plant species most commonly referred to in English as rice. "Oryza sativa" is a grass with a genome consisting of 430Mb across 12 chromosomes. It is renowned for being easy to genetically modify, and is a model organism for cereal biology. "Oryza sativa" contains two major subspecies: the sticky, short-grained "japonica or sinica" variety, and the nonsticky, long-grained "" variety. "Japonica" varieties are usually cultivated in dry fields, in temperate East Asia, upland areas of Southeast Asia, and high elevations in South Asia, while "indica" varieties are mainly lowland
Rissoina oryza oblique. This species occurs in the Red Sea and in the South Pacific off the Fiji Islands. Rissoina oryza Rissoina oryza is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoinidae. The height of the small, white shell attains 2 mm. The shell has an oblong-ovate shape. It is solid, smooth, and shining, The spire is moderately elevated, and rather rapidly tapering. The apex is obtuse. The 6-7 whorls are flatly convex. The body whoprl is rather large, and slightly compressed beneath. The suture is faintly impressed and broadly margined beneath. The rather