👉 Runcinia is a genus of flowering plants in the family Rosaceae, native to eastern Asia, including China, Korea, and Japan, as well as some parts of Africa and South America. They are known for their large, round leaves with serrated edges and their distinctive, narrow, bell-shaped flowers. Runcinia is primarily used in traditional Chinese medicine for its medicinal properties and has been cultivated for centuries for its beauty and culinary value.