Garcinia atroviridis, known as Asam Gelugur, asam gelugo, or asam keping in Malay, (Thai: ส้มแขก) is a large rainforest tree native to peninsular Malaysia. This species grows wild throughout peninsular Malaysia but is also widely cultivated, especially in the northern states, owing to its economic and medicinal value. Garcinia is a large perennial plant commonly found in evergreen forests in the southern region of Thailand and Malaysia.