(Koeleria vallesiana)
Koeleria vallesiana, the Somerset hair grass, is a grass species of the genus Koeleria. It grows in Europe, temperate Asia, and North America. Koeleria is a common and widespread genus of plants in the grass family, found on all continents except Antarctica and on various oceanic islands. It includes species known generally as Junegrasses. The genus was named after German botanist Georg Ludwig Koeler (1765–1807)