Some Boletus edulis are poisonous.
As the name suggests, it is a collective term for a group of boletes that show an indigo coloration when touched by hand. There are a large number of species that belong to the Boletaceae family. There are a large number of species belonging to the Boletus family, such as the yellow-handled Boletus, the velvet-covered Boletus, the powdered Boletus, and the orange Boletus.
The six commonly poisonous species of Boletus are the thin-fleshed Boletus, the red-hole Boletus, the cryptic striped Boletus, the large-fruited thin-fleshed Boletus, the poisonous new Boletus, and the orchid Boletus. The first five types of poisoning are gastroenteritis type, while Langmao boletus, commonly known as red onion, often leads to neuropsychiatric poisoning, which can be life-threatening in serious cases.
Therefore, caution should be exercised when picking and purchasing mushrooms and plants; do not pick, buy or eat wild mushrooms that you do not recognize.