1. Mushrooms will die if human eyes watch them grow.
2. Mushrooms will not grow after they have been seen and talked about.
3. The ancient Hindoos believed that those who ate mushrooms, whether springing from the ground or growing on a tree, were fully equal in guilt to the slayers of Brahmins, and the most despicable of all deadly sinners.

– Encyclopedia of Superstitions, Folklore, and the Occult Sciences of the World vol. 2, p. 800

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