Grapefruit , also named as Wendan , is a mature fruit of pomelo trees which is an evergreen fruit tree of rutaceae plant , it is rich in many places in our country , such as Fujian , Guangdong , Guangxi and Jiangxi .
柚子，又名文旦，为芸香科植物常绿果树-柚树的成熟果实，在我国资源丰富，广泛分布于福建、广东、广西、江西等地。
Evergreen fruit tree