Basionym: Agaricus aeruginosus Curtis, Fl. londin.: 70, t. 309 (1774) [MB#156676] Obligate synonyms: - Psilocybe aeruginosa (Curtis) Noordel., Persoonia 16 (1): 128 (1995) [MB#414009] - Pratella aeruginosa (Curtis) Gray, A natural arrangement of British plants 1: 626 (1821) [MB#114484] Taxonomic synonyms: - Agaricus virens Scop., Flora carniolica 2: 437, no 1507 (1772) [MB#242346] - Clitocybe virens (Scop.) Sacc., Sylloge Fungorum 5: 152 (1887) [MB#175085] - Mycena virens (Scop.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 35 (1886) [MB#438724] - Agaricus viridis Huds., Flora anglica: 614 (1778) [MB#236075] - Geophila aeruginosa (Curtis) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 111 (1886) [MB#493602] - Psalliota aeruginosa (Curtis) P. Kumm., Der Führer in die Pilzkunde: 73 (1871) [MB#507967] - Geophila aeruginosa var. aeruginosa (Curtis) Quél.: 111 (1886) [MB#587699] - Agaricus acuminatus Scop., Flora carniolica 2: 447 (1772) [MB#490075] - Stropharia acuminata (Scop.) Murrill, Mycologia 14 (3): 128 (1922) [MB#241219]