Jiangnan jiangbei Polygonum flower bonus who wrote it?

Wei Zi. According to the query of Douban app, the prize of Polygonum hydropiper in Jiangnan comes from the first episode of Princess Zhu Huan, episode 18. In the poem, "the bonus of Polygonum hydropiper in the south of the Yangtze River is all blood in people's eyes", comparing the blood and tears in people's eyes to the color of Polygonum hydropiper. Princess Zhu Huan, adapted from the novel of the same name written by Qiong Yao, a female writer in Taiwan Province, China, is a court drama with a brand new look, which tells the story of true and false princess's exchange of identities with May Brother, Fu Erkang, Emperor Qianlong and other court figures.