Clusia 'Princess' (Autograph Plant)Botanical Name: Clusia Rosea Princess Common Names: Autograph Tree, Copey, Cupey, Balsam Apple Description: Autograph trees are one of the most eye catching plants you can grow. They get their unique name from the thick, waxy green leaves that you can scratch things into. Such as your autograph! Typically theyre grown outside but are more than comfortable being kept in the home.