What is another word for Subclass Hamamelidae?
Pronunciation: [sˈʌbklas hˈame͡ɪmlˌɪdiː] (IPA) 
Subclass Hamamelidae is a taxonomic subclass consisting of 15 orders of flowering plants, including some well-known families such as the witch hazel family (Hamamelidaceae), the birch family (Betulaceae), and the oak family (Fagaceae). The subclass Hamamelidae is also referred to as the Hamamelididae, which is a synonym. In addition, some of the orders within this subclass are also known by other synonyms, such as the Saxifragales (Rosales) and the Juglandales (Fagales). This subclass is characterized by having spiral arrangement of their flowers, a sympetalous corolla, and the absence of endosperm in their seeds.
