Panaeolus cyanescens is a mushroom in the Bolbitiaceae family. Panaeolus cyanescens is a common psychoactive mushroom and is similar to Panaeolus tropicalis. It is also known under the common names of Blauender Düngerling, blue meanies, faleaitu (Samoan), falter-düngerling, Hawaiian copelandia, jambur, jamur, pulouaitu (Samoan), taepovi (Samoan), tenkech (Chol).