Melientha is a genus of plants in the family Opiliaceae described as a genus in 1888.
The genus contains only one known species, Melientha suavis, native to Southeast Asia (Mindanao, Sabah, Peninsular Malaysia, Thailand, Cambodia, Laos, Vietnam).
In Vietnam, the plant is called Rau Sắng. It is considered a food delicacy. In Thailand the plant is known as à ¸Âà ¸±à ¸Âà ¸«à ¸§à ¸²à ¸Âà ¸Âà ¹Âà ¸² (/phak waan paa/). Its leaves are considered a food delicacy.