Leymus is a genus of plants in the grass family Poaceae (Gramineae). It is widespread across Europe, Asia, and the Americas. 1. \n* Leymus aemulans - Xinjiang, Central Asia 2. \n* Leymus ajanensis - Siberia, Russian Far East, Alaska 3. \n* Leymus akmolinensis - Siberia, Kazakhstan, European Russia 4. \n* Leymus alaicus - Central Asia 5. \n* Leymus altus - Xinjiang 6. \n* Leymus ambiguus - mountains of western US 7. \n* Leymus angustus - Altai wild rye - China, Mongolia, Siberia, Central Asia 8. \n* Leymus arenarius - lyme grass - Europe 9. \n* Leymus aristiglumus - Qinghai 10. \n* Leymus × buriaticus - Siberia 11. \n* Leymus cappadocicus - Turkey, Afghanistan 12. \n* Leymus chinensis - China, Korea, Mongolia, Amur, Siberia 13. \n* Leymus cinereus - basin wild rye - western Nor