Main product description Hericium erinaceus Hericium erinaceus, in English Lions Mane, in Slovak Korálovec Žovitý or Lions Mane. It comes from North America, Europe and Asia. Hericium mushrooms have long, hanging spines (also called whiskers) that are usually more than a centimeter long. Unlike most mushroom species, which have spines that protrude from the branch, the spines of Hericium erinaceus stick out, giving it its unique lions mane appearance. These fungi are saprophytic, growing on trees with live and dead leaves, which they decompose and thus make nutrients available to other organisms. St. Johns wort and the content of beneficial substances St. Johns wort is a source of at least 32 bioactive compounds. It is a rich source of potassium, zinc, iron and selenium. One of the reasons why this vital mushroom has been studied for various purposes is the polysaccharides it contains, especially beta-glucans are scientifically known to have correlations with various health benefits such as boosting immunity.