hamamelidae

Found in Anh - Anh (Wordnet)

Definition Noun : A taxonomic subclass of dicotyledonous flowering plants (angiosperms) considered to be among the most primitive. This group is characterized by plants that are chiefly woody, often with poorly developed or absent perianths (the outer floral parts). The flowers are frequently unisexual, arranged in catkins (dense, hanging clusters), and are often wind-pollinated. The subclass c...