What did "White Snake Steal Fairy Grass" steal in the myth "Legend of the White Snake"?

In The Legend of the White Snake, the "White Snake Steals Fairy Grass" steals Ganoderma lucidum.

The reason why Bai Niangniang ate Xiancao secretly: Fahai, a monk in Jinshan Temple, was jealous of the happy marriage between Xu Xian and Bai Niangniang and warned Xu Xianbai to be changed by the snake demon. During the Dragon Boat Festival, Xu listened to his words and advised Bai to drink realgar wine, revealing his true colors. Xu Xian died of fright. White sneaked into Kunlun Mountain to steal Ganoderma lucidum. Stopped by the crane deer Erxianhao, the white snake empress was defeated. At this time, the Antarctic fairy gave Ganoderma lucidum out of sympathy and saved Xu Xian.

The main content of the extended materials: Zhenjiang City in Song Dynasty. The White Snake is a snake demon who has practiced for thousands of years. In order to repay the scholar Xu Xian for saving his life in his last life, he turned into a human figure to repay his kindness. Later, I met the green snake essence Xiaoqing and they got together. Mrs White Snake used his magic to get to know Xu Xian and marry him. After the marriage, the monk Fahai of Jinshan Temple told Xu Xian that White Snake was a snake demon, and Xu Xian was skeptical.

Later, according to Fahai's method, Xu Xian asked the White Snake to drink realgar wine during the Dragon Boat Festival. Mrs White Snake had to show his true colors, but he scared Xu Xian half to death. The White Snake went to Heaven to steal the fairy grass Ganoderma lucidum to save Xu Xian. Fahai tricked Xu Xian into Jinshan Temple and put him under house arrest. The White Snake fought with Fahai, flooded Jinshan Temple, but hurt other creatures.

After giving birth, the White Snake who broke the dogma was put into a bowl by Fahai and suppressed under the Leifeng Tower. Mrs. White Snake's son became the best scholar when he grew up. He went to the tower to worship his mother, saved her and reunited the whole family. And the lovely Xiaoqing also found Xianggong.

The legend of White Snake is widely circulated in China. At first, it was spread orally. Later, it appeared in various forms such as commenting on stories, telling stories and playing lyrics, and gradually evolved into a drama performance. Later, there were novels, and after the Republic of China, there were operas, Taiwanese operas and cartoons. In modern times, there are also films based on the legend of the White Snake, modern dances, new novels and so on.

This story appeared in the name of Legend of the White Snake, probably in the late Qing Dynasty, and there was no fixed name before.

The Legend of the White Snake is not only circulated in China, but also made into a movie in Japan. French sinologist stanislas Julien also translated The Legend of the White Snake into French.

Baidu Encyclopedia-Legend of the White Snake