Current name: Auricularia auricula-judae (Fr.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 207 (1886) [MB#102281]
Basionym: Exidia auricula-judae Fr., Systema Mycologicum 2 (1): 221 (1822) [MB#495830] Obligate synonyms: - Hirneola auricula-judae (Fr.) Berk., Botany of the Antarctic Voyage. III Flora Tasmaniae. 2: 262 (1860) [MB#149500] - Auricularia auricula (L.) Underw., Memoirs of the Torrey Botanical Club: 15 (1902) [MB#355740] - Tremella auricula-judae Bull., Herbier de la France 9 (97–108): pl. 427 fig. 2 (1789) [MB#218233] - Peziza auricula-judae Bull., Histoire des champignons de la France 1: 241 (1791) [MB#235584] - Hirneola auricula (L.) P. Karst., Deutschlands Flora: 93 (1880) [MB#451618] - Auricularia auricularis (Gray) G.W. Martin, Amer. Midl. Naturalist 30: 81 (1943) [MB#284480] - Gyraria auricularis Gray, A natural arrangement of British plants 1: 594 (1821) [MB#452020] - Exidia auricula-judae Fr., Syst. mycol.: 221 (1822) [MB#205881] - Hirneola auricularis (Gray) Donk, Bull. Jard. Bot. Buitenzorg 18: 89 (1949) [MB#455442] - Tremella auricula L., Species Plantarum 2: 1157 (1753) [MB#355933] - Merulius auricula (L.) Roth, Tent. fl. Germ.: 535 (1788) [MB#454375] - Peziza auricula (L.) Lightf., Flora Scotica 2: 1054 (1777) [MB#492689] - Auricularia sambuci Pers., Mycologia Europaea 1: 97 (1822) [MB#497147] - Auricularia auricula-judae (?) [MB#530954] - Hirneola auricula-judae (?) [MB#530955] - Hirneola auricula-judae subsp. auricula-judae (?) [MB#568257] - Auricularia judae Fr., Utkast til en Svensk Flora. Ed. 3: 608 (1816) [MB#851466] Taxonomic synonyms: - Auricularia auricula-judae var. lactea Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 207 (1886) [MB#414418] - Hirneola auricula-judae var. lactea (Quél.) D.A. Reid, Transactions of the British Mycological Society 55 (3): 440 (1970) [MB#352849] - Auricularia lactea (Quél.) Bigeard & H. Guill., La Flore des Champignons supérieurs de France ed. 2 (1913) [MB#492444] - Auricularia albicans Berk., Botanical Journal of the Linnean Society 13: 170 (1872) [MB#158167] - Auricularia auricula f. albicans (Berk.) Kobayasi, Bulletin of the National Science Museum Tokyo 7 (2): 49 (1981) [MB#118244] - Auricularia sambucina Mart., Flora Cryptogamica Erlangensis sistens vegetabilia e classe ultima Linn. in agro Erlangensi hucusque detecta: 459 (1817) [MB#169569] - Tremella auricula-judae var. caraganae Pers., Synopsis methodica fungorum: 625 (1801) [MB#499036] - Tremella caraganae (Pers.) H. Mart., Prodromus Flora Mosquensis Ed. 2: 247 (1817) [MB#493640] - Tremella auricula-judae var. nidiformis Lév., Annales des Sciences Naturelles Botanique 16: 341 (1841) [MB#514887] - Hirneola auricula-judae var. nidiformis (Lév.) Sacc. (1888) [MB#140875] - Hirneola nidiformis (Lév.) Mussat, Sylloge Fungorum 15: 166 (1901) [MB#237041] - Hirneola auricula-judae subsp. nidiformis (Lév.) Sacc., Sylloge Fungorum 6: 767 (1888) [MB#560732] - Auricularia auricula-judae var. nidiformis (Lév.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 207 (1886) [MB#655434] - Helvella sambucina Scop., Flora carniolica. Ed. 2 2: 478 (1772) [MB#850643] - Helvella sambuccina Scop. (1772) [MB#495911] - Auricularia sambucina Sacc., Atti Soc. Veneto-Trentino Sci. Nat. Padova 2 (1): 113 (1873) [MB#850646]
Zäher, gummiartiger Fruchtkörper, dünn, ohrförmig. Der Pilz lässt sich im Feld leicht erkennen, man könnte ihn höchstens mit Arten der Gattung Tremella oder Exidia truncata verwechseln. Mikroskopisch verraten die grossen allantoiden Sporen das Judasohr.
