Grain Rain flower refers to what flower?

Grain Rain flower refers to peony flower.

Peony is the flower that blooms in the last solar term in spring, and Grain Rain symbolizes that the end of spring is coming and the beginning of summer is coming. As the temperature rises, the rainfall increases and flowers bloom. This is also a good time to go out and enjoy flowers. The first stage of solar terms in Hua Xinfeng and Grain Rain is peony, and Grain Rain is an important time for peony to blossom. So peony flower, also known as "Grain Rain flower", is the only flower named after solar terms.

Grain Rain season is when peony flowers are in full bloom. Peony is a unique and precious flower in China, and it is known as "national beauty and fragrance". It always reminds people of Yang Yuhuan, a beautiful woman who lived in the prosperous Tang Dynasty, because of her huge flowers, gorgeous colors, pure fragrance, gentle spring breeze and charming.

Morphological characteristics of peony flowers

It is a deciduous shrub. The stem is 2 meters high; The branches are short and thick. The leaves are usually bipinnately compound, and occasionally the leaves near the top of the branches are 3 leaflets; The terminal leaflets are broadly ovoid, 7-8 cm long and 5.5-7 cm wide, 3-lobed in the middle, the lobes are undivided or 2-3-lobed, the surface is green, hairless, the back is light green, sometimes with white powder, sparsely pubescent or nearly hairless along the veins, and the petiole is 1.2-3 cm long.

Lateral leaflets narrowly ovate or oblong-ovate, 4.5-6.5 cm long and 2.5-4 cm wide, ranging from 2-lobed to 3-lobed or undivided, subsessile; The petiole is 5- 1 1 cm long, and the leaf axis is hairless. Flower solitary branch apex, diameter10-17cm; Pedicel 4-6 cm long; Bracts 5, oblong, unequal in size; Sepals 5, green, broadly ovate, different in size.

Petals with 5 petals, or double petals, rose, purple, pink to white, usually changing greatly, obovate, 5-8 cm long and 4.2-6 cm wide, with irregular waves at the top; Stamens are 1- 1.7 cm long, filaments are purplish red and pink, the upper part is white, about 1.3 cm long, and anthers are oval and 4 mm long. The disk is leathery, cup-shaped, purplish red, with several sharp teeth or lobes at the top, completely covering the carpel, and the carpel cracks when it matures; Carpels 5, rarer, densely pilose.