Trumpet-shaped flowers are a type of flower that have a long, narrow shape resembling a trumpet. Azalea (6 letters) is a type of flowering shrub in the genus Rhododendron, which is native to Asia and North America. LILY (4 letters) is a type of flowering plant that is native to the Northern Hemisphere and is widely cultivated as an ornamental plant. Morningglory (12 letters) is a type of flowering plant that is native to tropical and subtropical regions of the Americas. All three of these flowers have trumpet-shaped blooms.