2 seeds per pack. A mangosteen relative native to Thailand. Bears green, edible fruits that are said to have a sour flavor. Short tree, similar in growth habit to. Abstract. In its native range, it is commonly found growing wild near rivers, streams and swamps in dry evergreen forest. It is also grown in. Garcinia schomburgkiana. Pierre. Clusiaceae. + Synonyms. Common Name: Madan. No Image. General Information. Madan is an evergreen tree growing.