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.[6][7][8][9][10][11]
hundreds of species once included in Koeleria but now considered better suited to other genera including Aeluropus, Agrostis, Colpodium, Dactylis, Erioneuron, Festuca, Graphephorum, Rostraria, Schismus, Sesleria, Trisetaria and Trisetum.