is a grass The Poaceae is a large and nearly ubiquitous family
of flowering plants. Members of this family are commonly called
grasses, although the term "grass" is also applied to plants
that are not in the Poaceae lineage, including the rushes and
sedges... native to eastern Asia Asia is the world's largest and
most populous continent, located primarily in the eastern and
northern hemispheres. It covers 8.7% of the Earth's total
surface area and with approximately 3.879 billion people, it
hosts 60% of the world's current human population... throughout
most of China Chinese civilization may refer to:* China for more
general discussion of the country.* Chinese culture* Greater
China, the transnational community of ethnic Chinese.* History
of China* Sinosphere, the area historically affected by Chinese
culture... Japan is an island nation in East Asia. Located in
the Pacific Ocean, it lies to the east of the Sea of Japan,
China, North Korea, South Korea and Russia, stretching from the
Sea of Okhotsk in the nor