For instance the entry in "Chondrostereum purpureum (Pers.) Pouzar". Index Fungorum. Archived from the original on 2007-10-13. shows the current name and synonyms. In the past the name Stereum purpureum was commonly used, but according to modern taxonomy this fungus is only very distantly related to Stereum, actually belonging to the order Polyporales whereas Stereum is in the order Russulales.
For instance the entry in "Chondrostereum purpureum (Pers.) Pouzar". Index Fungorum. Archived from the original on 2007-10-13. shows the current name and synonyms. In the past the name Stereum purpureum was commonly used, but according to modern taxonomy this fungus is only very distantly related to Stereum, actually belonging to the order Polyporales whereas Stereum is in the order Russulales.