Li Mingzhizhen's "Compendium of Materia Medica" has three eyes: "Fusang is produced in the south and is a different kind of hibiscus. Its branches are weak, its leaves are dark green and slightly astringent like mulberry. Its flowers are red, yellow and white, and the red one is particularly expensive. Called Zhu Xi. "
Xu Mingwei's poem "I have heard of people who have bought hibiscus flowers" reads: "Remember the 50 frost in Tangjiang River, and remember the rotten hibiscus when the flowers bloom." .
Wu Zhenfang's Miscellaneous Notes on Lingnan in the Qing Dynasty: "There are hibiscus flowers everywhere in central Guangdong, ranging from mulberry, red, reddish and Huang San, to peony, which blooms at dusk and falls again from March to October."