In which continent can you find both Witch-hazel and Cocculus?
Witch-hazel: Witch-hazels ("Hamamelis," ) are a genus of flowering plants in the family Hamamelidaceae, with four species in North America ("H. mexicana", "H. ovalis", "H. virginiana", and "H. vernalis"), and one each in Japan ("H. japonica") and China ("H. mollis"). Cocculus: Cocculus is a genus of 11 species of woody vines and shrubs, native to warm temperate to tropical regions of North America, Asia and Africa.
North America