apple and cherry trees have flowers before the fruits appear. All trees have flowers they may be insignificant but they are there.
Rose is a possible answer and i m preety sure of it.
Pansies and Roses
with joined sepals:- 1. periwinkle2. hibiscuswith separated sepals:-1. rose2. mangolia
Following flowers have joined sepals:- 1. The Vine 2. Tomato Flowers 3.Hypathium