Psilocybe_caeruleoannulata
Psilocybe caeruleoannulata
Species of fungus
Psilocybe caeruleoannulata is a species of psilocybin mushroom found in Uruguay and Brazil, where it grows on marshy grounds, grasslands, or pastures.[1] It is the most common Psilocybe species in the Floresta Nacional de São Francisco de Paula, in Rio Grande do Sul, Brazil.[2]