Moonflower Rosaceae, known as the "Queen of Flowers", also known as "moon red", moonflower, evergreen or semi-evergreen low shrubs, stems with thorns, odd pinnately compound leaves, flowering in all seasons, more crimson, pink, and occasionally white, can be used for ornamental purposes. The flowers, roots and leaves can be used as medicine. The natural flowering period is from May to November, and the flowers are large and fragrant, widely used in horticulture and cut flowers. It is the city flower of Beijing, Tianjin and other cities. Red cut flowers have become a must-have gift for lovers and the subject of love poetry.