Basionym: Agaricus uvidus Fr., Observationes mycologicae 1: 191 (1815) [MB#243758] Obligate synonyms: - Lactifluus uvidus (Fr.) Kuntze, Revisio generum plantarum 3 (3): 857 (1891) [MB#231530] - Galorrheus uvidus (Fr.) P. Kumm., Der Führer in die Pilzkunde: 126 (1871) [MB#507866] Taxonomic synonyms: - Agaricus lividorubescens Batsch, Elenchus fungorum. Continuatio secunda: 51, t. 36:202 (1789) [MB#299388] - Lactarius lividorubescens (Batsch) Burl., Memoirs of the Torrey Botanical Club 14 (1): 49 (1908) [MB#491832] - Agaricus acris var. lividorubescens (Batsch) Pers., Synopsis methodica fungorum: 437 (1801) [MB#495154] - Agaricus livens J.F. Gmel., Systema Naturae 2 (2): 1412 (1792) [MB#497080] - Agaricus acris ß lividorubescens (Batsch) Pers. (1801) [MB#587114]