Why Do They Call It a Toadstool

The word toadstool appeared first in 14th century England as a reference for a “stool” for toads, possibly inferring an inedible poisonous fungus.

How did toadstool get its name?

Some mushrooms are called toadstools. This nickname probably came from the fact that they looked just like a perfect spot for a toad to sit! Some people believe that the term “toadstool” means a mushroom that is poisonous. This belief may have come from the fact that many toads were considered highly poisonous.

What's the difference between a mushroom and a toadstool?

Mushroom: a type of fungus, usually shaped like an umbrella, many of which are edible. Toadstool: any of several mushroom-like fungus, some of which are poisonous.