Actinidiaceae is a family of plants in the order Ericales, which includes shrubs and trees. It contains around 350 species, with the most well-known genus being Actinidia, which includes the kiwi fruit (Actinidia deliciosa). These plants are native to temperate regions of Asia, particularly China, Japan, and Korea. They typically have simple, alternate leaves and small flowers with both male and female reproductive structures. The fruits of these plants can be edible and are often eaten fresh or used in jams and other products.

Clethraceae is a family of flowering plants that includes shrubs and small trees. It is primarily found in eastern Asia, with a few species in southeastern North America. The family is characterized by simple, alternate leaves and showy, bell-shaped flowers. Clethra alnifolia, also known as summersweet or coastal sweetpepperbush, is a common species in this family that is native to the eastern United States and is often grown for its fragrant, white flowers.

'Actinidia' is a genus of woody climbing plants native to East Asia, commonly known as "kiwifruit" or "Chinese gooseberries." The most commercially important species in this genus is Actinidia deliciosa, which produces the familiar fuzzy green kiwifruit. Other species in the genus include Actinidia arguta (smooth skin kiwi or kiwi berry) and Actinidia chinensis (golden kiwi). These plants are known for their edible fruit, which contains high levels of vitamin C and other nutrients. In a medical context, 'Actinidia' may be mentioned in relation to the health benefits of consuming kiwifruit or its potential use in natural medicine.