Viola gracilis is a perennial species, which grows to form dense mats. Leaves are ovate to oblong and range from 2–3 cm long. Plants possessdecumbent based stems, which can range from 5–30 cm long. Plants flower between May and August. Flowers can be yellow or violet in colour, but never bicoloured. The spur of the flower is 6-7mm and can be straight or slightly curved. Stipules have oblanceolate, spathulatelobes.