洽草属（学名：Koeleria）是禾本科下的一个属，为一年生或多年生、簇生草本植物。该属共有约20种，分布于温带地区。

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).