Abstract:Gramineae is one of the largest families with widest distribution on the globe. It contains most important crops in the world including a great number of apomictic species. Apomixis has great potentialities for utilization of crop hybrid vigor. However, apomixis as a reproductive way of diversity in plant revolution is very comprehensive. In this paper, the distribution of apomictic species in Gramineae is reviewed. Advance in studies on apomixes in aspects of cytology, genetics and molecular biology are also summarized.