Psilocybe Azurescens Strains And Effects Psilocybe azurescens is a psychedelic mushroom species that contains the active chemicals psilocybin and psilocin. It is one of the most powerful tryptamine-containing mushrooms, with up to 1.8 percent psilocybin, 0.5 percent psilocin, and 0.4 percent baeocystin by dry weight, with an average of 1.1 percent psilocybin and 0.15 percent psilocin. It...