The roselle [Hibiscus sabdariffa] is a species of Hibiscus native to the Old World tropics, used for the production of bast fibre and as an infusion. It is an annual or perennial herb or woody-based sub-shrub.
The roselle is known as the rosella or rosella fruit in Australia. It is also known as rosela in Indonesia, asam belanda in Malaysia.
The plant is considered to have antihypertensive properties. Hibiscus, specifically Roselle, has been used in folk medicine as a diuretic, mild laxative, and treatment for cardiac and nerve diseases and cancer. It is a popular houseplant.