Basionym Name:Agaricus squalidus Krombh., Naturgetr. Abbild. Beschr. Schwämme (Prague) 6: tab. 40, fig. 23-25 (1841)
Homotypic synonyms:Lactarius squalidus Fr., Hymenomyc. eur. (Upsaliae): 428 (1874)