Osmamthus fragrans var thunbergii, Blossoms and Leaves
This photo shows the Osmanthus fragrans plant in bloom. These flowerrs are the ones used in osmanthus tea. Osmanthus is related to ash trees, privet (a common hedge plant), olives, and lilacs. All of these are in the Oleeae tribe, part of the Oleaceae family. Many of the plants in this tribe have fragrant blossoms that are used in perfumes and other scents.
Note the opposite leaves on the stem, a characteristic shared by most of the plants in this tribe.