We can find some poisonous plants in some chivalric stories. For example, in “The Return of the Condor Heroes”, Yang Guo, the protagonist combated poison with poison, detoxifying his body by the poisonous plants.

Corydalis edulis is a kind of poisonous plants. They usually bloom in March and April with small and bright flowers. The flowers are usually pink, purple or white. Their leaves are small and look like corianders.

The whole plant of corydalis edulis is poisonous. People who eat them by mistake will get poisoned and sometimes it may cause death. If you smell the flowers, you will feel dizzy and breathe difficultly. Therefore, people should be careful and keep away from them.