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Water is used to flood rice fields in order to harvest the grain, not to grow it. Wild rice actually grows in the water and only the flowering head of the grass sticks up over the water's surface.
Zizania latifolia, known as Manchurian wild rice [5] (Chinese: 菰; pinyin: gū), is the only member of the wild rice genus Zizania native to Asia. It is used as a food plant. Both the stem and grain are edible. Gathered in the wild, Manchurian wild rice was an important grain in ancient China.
Southern or annual wild rice (Z. aquatica), also an annual, grows in the Saint Lawrence River, the state of Florida, [5] and on the Atlantic and Gulf coasts of the United States. [6] [7] Texas wild rice is a perennial plant found only in a small area along the San Marcos River in central Texas. One species is native to Asia:
Oryza rufipogon is a species of flowering plant in the family Poaceae. [2] [3] It is known as brownbeard rice, [4] wild rice, [5] and red rice. [5] In 1965, Oryza nivara was separated off from O. rufipogon. The separation has been questioned, [6] and now many sources consider O. nivara to be a synonym of O. rufipogon. [7]
Others think it may be linked to sediment building up in the backwaters, making them shallower and more amenable to the wild rice plant. The prevalence of wild rice on pools 4, 8 and 13 of the ...
This grass, a member of the same genus as commercially sold wild rice, is an aquatic plant that grows in the water with only its stem tips rising above the surface. It grows 1 to 2 metres (3.3 to 6.6 ft) long but the stems have been known to reach 5 metres (16 ft) in length.
Oryza coarctata is a form of wild rice that grows in saline estuaries and is harvested and eaten as a delicacy. [3] The plant is salt-tolerant, and is seen as a possibly important source of salt-tolerance genes for transfer to other rice species. [4] [5] It is closely related to Oryza australiensis. [6]
Oryza barthii, also called Barth's rice, [3] wild rice, [4] or African wild rice, [5] is a grass in the rice genus Oryza.It is an annual, erect to semierect grass. It has leaves with a short ligule (<13 millimetres (33 ⁄ 64 in)), and panicles that are compact to open, rarely having secondary branching.