The following list are the majority of known species in the bluing/psychoactive clade of Psilocybe.: * Psilocybe acutipilea (Speg.) Guzmán, psychoactive * Psilocybe aequatoriae Singer, psychoactive * Psilocybe angustipleurocystidiata Guzmán, psychoactive * Psilocybe antioquiensis Guzmán, Saldarr., Pineda, G. Garcia & L.-F. Velazquez, psychoactive * Psilocybe atlantis Guzmán, Hanlin & C. White, psychoactive * Psilocybe aquamarina (Pegler) (aka Stropharia aquamarina Pegler), psychoactive * Psilocybe arcana Borovicka & Hlavacek, psychoactive * Psilocybe argentipes K. Yokoy., psychoactive * Psilocybe armandii Guzmán & S.H. Pollock, psychoactive * Psilocybe aucklandii Guzmán , C.C. King & Bandala, psychoactive * Psilocybe australiana Guzmán & Watling, p