It is well to consider for a moment what is implied in

"A POISONOUS MUSHROOM"

A fungus may be poisonous in various ways:

Our Edible Toadstools and Mushrooms and How to Distinguish Them A Selection of Thirty Native Food Varieties Easily Recognizable by their Marked Individualities, with Simple Rules for the Identification of Poisonous Species · 第 10 / 165 题