Puccinia malvacearum, also known as hollyhock or mallow rust, is a species within the Puccinia genus known for attacking members of the Malvaceae family. An autoecious pathogen, it can complete its life cycle using a single host. Plants affected by the rust include Abutilon, Alcea (Hollyhock), Hibiscus, Lavatera, Malva, Malvastrum, and Sphaeralcea. Suggested control measures include sanitation (removal or destruction of affected plants or plant portions) or treatment with fungicides.