The
Magnoliaceae /mæɡˌnoʊliˈeɪsiː/ are a flowering plant family, the
magnolia family, in the order Magnoliales. It consists of two subfamilies:
Magnolioideae, of which
Magnolia is the most well-known genus, and
Liriodendroidae, a monogeneric subfamily, of which
Liriodendron (tulip trees) is the only genus.
(Wikipedia)