Symbolism in art.
The term symbolism means the systematic use of symbols or pictorial conventions to express an allegorical meaning. There are many commonly used conventions to exprses an allegorical meaning. There are many commonly used symbols that go beyond the paint, symbols used to convey a deeper set of ideas, meanings or principals. Here are some of the most commonly used symbols in art:

Heart pierced by an arrow: Symbolized how love is both pleasurable and paintful.
Red : Symbolized love and passion
Black Birds: These birds typically symbolize death and destructure.
Cypress Tree: Commonly used as a graveyard planter as it is believed to preserve bodies.
Daisy: A wide daisy is a symbol of innocence.
Clover leaf: Three leafed clovers typically represent the Holy Trinity. Four leafed clovers represent luck.
Sunflower: As a flower which blindly follows the sun, sunflowers have become a symbol of infatuation or foolish passion.
Bamboo: Symbolizes longevity as it always has green shoots. It also symbolizes strength and grace, for it bends but does not break easily.
Orchid: A symbol of perfection.

Done by YunJie