1.   He gave her a diamond ring to signify his love.

2.   Another, which smells like grass, signifies his love of golf, and a leathery note is a nod to his short-lived baseball career.

3.   Everybody knows that a red rose signifies love.

4.   Red remains the most popular, signifying romantic love.

5.   Then there are the roses, which after all signify love.