The Golden alyssum (Aurinia saxatilis) belongs to Brassicaceae (the Mustard family). It is a perennial herb that is distributed from eastern Europe to western Asia. It grows in rocky gravel, spreading in mats and reaching 15 to 30 cm in height. The basal leaves are obovate to oblanceolate, pinnately divided or entire. Around April to May, the flower stalks grow to form corymbs, which are full of small yellow flowers.