Error: Item not found"... and layman often confuse Mycology and Alchemy because they both use mushrooms. But here's the rule of thumb: if it's JUST mushrooms, it's Mycology. If it involves combining lots of things into a potion, it's Alchemy. As always there are exceptions, but the rule is at least 51% accurate...
This book focuses on Alchemy. Mycology is a lesser art, unbecoming of a true mage."
— Elmetaph's bookshelf on Anagoge Island.