Galatella sedifolia, often known by the synonym Aster sedifolius, is herbaceous perennial plant belonging to the genus Galatella of the Asteraceae family.
The flowers are lavender-blue or pinkish-lilac, with five to ten petals and a quite protruding yellow centre. Leaves are small, elongated and untoothed. This plant grows to a height of about Template:Convert at an altitude of Template:Convert above sea level. The period of flowering is from July until late autumn.