Everybody appears to know what wheat is – first of all we imagine nutritious golden grain. Our bread is made of wheat, our porridge is made of wheat: wheat along with corn and rice are said to be 3 most popular crops in the world. People have been cultivating this grass for more than 10 thousand years and all that time the plant was generous providing humanity with the wide range of products made of it. But botanically it is a type of hybrid grass.

More Info: en.wikipedia.org