Oryza — 11 species
Botanical species in the genus Oryza recorded in the PlantPeers database.
Oryza barthii
Oryza barthii
Family: Poaceae
Cultivation
Requires an open, sunny position. Prefers clay or black cotton soils. Succeeds in deep water, but grows best in shallow water.
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Oryza glaberrima
Oryza glaberrima
Family: Poaceae
Cultivation
A plant of the moist tropics, where it is found at elevations from near sea level to over 1,700 metres. It grows best in areas where annual daytime temperatures are within the range 26 - 32°c, but can tolerate 16 - 38°c. It prefers a mean annual rainfall in the range 1,000 - 1,500mm, but tolerates 700 - 2,700mm.
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Oryza grandiglumis
Oryza grandiglumis
Family: Poaceae
Cultivation
Succeeds in full sun and in moderate shade. Requires a wet soil or shallow water.
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Oryza latifolia
Oryza latifolia
Family: Poaceae
Cultivation
Succeeds in semi shade and full sun. Grows wild on sandy seashores, moist clay, rarely on salt flats. Plants can be in flower in all months of the year.
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Oryza longistaminata
Oryza longistaminata
Family: Poaceae
Cultivation
Requires a sunny position. Prefers black cotton soils, Kalahari sand, and alluvium. Plants can succeed in water up to 4 metres deep, but generally it is less than 1 metre.
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Oryza meyeriana
Oryza meyeriana
Family: Poaceae
Cultivation
Grows wild in dense shade. Found in the wild on sandy, lateritic soils and organic loamy soils. Plants can be in flower in all months of the year and are insensitive to photoperiod.
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Oryza officinalis
Oryza officinalis
Family: Poaceae
Cultivation
Succeeds in full sun and in partial shade. Prefers alluvial silt soils or sandy soils on limestone in the wild. Growth is slow at the seedling stage.
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Oryza punctata
Oryza punctata
Family: Poaceae
Cultivation
The diploid form of this plant grows best in open to semi-shaded areas, whilst the triploid is found in semi-shaded to shaded areas. Both forms prefer a black clay or sandy soil. The plant is a noxious weed in rice cultivation and a potential seed contaminant of rice cultivars.
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Oryza rufipogon
Oryza rufipogon
Family: Poaceae
Cultivation
Prefers an open, sunny position. Prefers a clay-loam soil and a black soil, and is able to grow in water from 20 - 400cm deep. This species is widely believed to be the closest related species to the cultivated rice (Oryza sativa).
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Oryza sativa
Oryza sativa
Family: Poaceae
Cultivation
Rice can be grown in the moist tropics, subtropics and warm temperate zone, succeeding at elevations up to 2,500 metres in tropical areas. It grows best in areas where annual daytime temperatures are within the range 20 - 30°c, but can tolerate 10 - 36°c. Growth ceases below 10°c and plants have no tolerance to frost.
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