Introduction to Osmanthus Garden: Osmanthus Garden is located on the east side of the era axis of the Botanical Garden. It covers an area of more than 47,000 square meters and is mainly composed of Oleaceae plants. Among them, osmanthus is the most important species in the genus Oleacea. There are more than 30 varieties of osmanthus collected in the park, which belong to four species groups: Sijigui, Yingui, Jingui and Dangui.