Blue Meanie" is a widely known name for Panaeolus Cyanescens. Over the years a strain of cubensis was released with the same name. This is a cubensis specimen.
In the wild BM is a prolific fruitier that yields average to large fruits with the larger ones appearing in later flushes. This strain has some nice rizomorphic mycelium and colonization is average to fast.
*For microscopy research only and not available in the US states: California, Georgia or Idaho.