Watch out for indications of mildew. If the thing is any inexperienced mould, white fuzzy mould, or dark black places (mildew) about the mushroom, usually do not consume it. Don’t get worried if you see blue staining—this is widespread in Psilocybe mushrooms and an indicator that the mushrooms include psilocybin.  https://bookmarkedblog.com/story20430701/not-known-factual-statements-about-australia-farm-meds