Are Berkheya and Valeriana both endemic to Africa?
Valeriana Valeriana is a genus of flowering plants in the family Caprifoliaceae, members of which may by commonly known as valerians. It contains many species, including the garden valerian, "Valeriana officinalis". Some species are native to Europe, others to North America and South America (especially in the Andes).
Cerbera Cerbera is a genus of evergreen small trees or shrubs, native to tropical Asia, Australia, Madagascar,and various islands in the Indian Ocean and the western Pacific Ocean.