Homotypic Synonyms See Note

Basionym Name:
Agaricus cygneus Schulzer, in Kalchbrenner, Icon. Sel. Hymenomyc. Hung. (Budapest) 1: tab. 1, fig. 2 (1873)

Homotypic synonyms:
Agaricus vaginatus var. cygneus (Schulzer) Fr., Hymenomyc. eur. (Upsaliae): 27 (1874)
Amanita cygnea (Schulzer) Mussat, in Saccardo, Syll. fung. (Abellini) 15: 44 (1901)
Amanita vaginata var. cygnea (Schulzer) E.-J. Gilbert, Le Genre Amanita Persoon (Lons-le-Saunier): 143 (1918)
Amanitopsis vaginata subsp. cygnea (Schulzer) Sacc., Syll. fung. (Abellini) 5: 22 (1887)
Amanitopsis vaginata var. cygnea (Schulzer) Sacc., in Saccardo & Traverso, Syll. fung. (Abellini) 19: 64 (1910)