 Lactarius deterrimus is mainly distributed in Europe , but the fungus has also found in areas of Asia ( Turkey , India , Pakistan ) . According to recent molecular biologic research , the similar North American species from the United States and Mexico are not closely related to the European species . In Europe , the fungus is especially common in Northern , North @-@ East and Central Europe ; in the UK , it may be found from July through to November . In the south and west it is common in mountainous areas . In the east , its range extends to Russia . 
