Psilocybe Semilanceata belongs to the Psilocybe genus. This is a hallucinogenic fungus and is commonly present in areas with high rainfall, within the grass and moss. You will find estimated for being eight hallucinogenic Psilocybe species; Psilocybe semilanceata is the most infamous. Psychoactive alkaloids, for example psilocybin, could cause hallucinations, https://psilocybinuk.co.uk/product-tag/tea-mushroom/