Malva pusilla, also known as Malva rotundifolia (the latter of which is now officially rejected by botanists), the low mallow, small mallow, or the round-leaved mallow, is an annual and biennial herb species of the Mallow genus Malva in the family of Malvaceae. Malva is a genus that consists of about 30 species of plants. This genus consists of plants named mallows. Mallows grow in many regions, including temperate, subtropical, and tropical areas.