The Collaborative International Dictionary
Magnoliaceous
Magnoliaceous \Mag*no`li*a"ceous\, a. (Bot.) Pertaining to a natural order ( Magnoliace[ae]) of trees of which the magnolia, the tulip tree, and the star anise are examples.
Wiktionary
magnoliaceous
a. Of, or pertaining to, the Magnoliaceae family of plants, which includes the magnolia.
Usage examples of "magnoliaceous".
In both traditions the tree had a conic base, a spiral round the trunk, and bare branches tipped with magnoliaceous flowers.