"Metaphor pear flower, what word is used in the poem to describe pear flower?

Poems describing pear blossoms:

The courtyard is lonely and the spring scenery is dying; Pear flower falls, close the door. -Liu's "Spring Complaint"

Don't be like this, all the pears fall and the moon goes west. -Na Lanxingde's "Picking Mulberry Seeds, Wrong at the Time"

Move the boat. Not a new sentence. An inkstone pear flower rain. -Zhou Jin's "Visiting Moucun Village with a Little Crimson Lip".

The catkins are light and the pears are sunny. -Xie Yi's "Tread on the sand, catkins are light"

White brocade has no grain and no fragrance, and Yushu Qiongpa piles snow. -Qiu Chuji's "No Vulgarity, Xu Ling Palace Pear Flower Ci"

Begonia has not been wet by the rain, pear blossoms are like snow, but it's a pity that spring is half over. -Wang Wei's "Eyes are Delicate and Willow is Soft"

Swallow came to the news agency, after the Qingming Festival in pear flower falls. -Yan Shu's Spring Scenes