Synonymy:
Peziza controversa Cooke, Grevillea 4(no. 29): 41 (1875)
Dasyscyphus controversus (Cooke) Rehm, Ber. naturhist. Augsburg 26: 31 (1881)
Atractobolus controversus (Cooke) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 445 (1898)

Belonidium litoreum P. Karst., Fung. Fenn. Exsicc., Cent. 8(nos 700-800): no. 737 (1868)
Belonidium litoreum subsp. proteus P. Karst., Not. Sällsk. Fauna et Fl. Fenn. Förh., Ny Ser. 11: 242 (1870) [1871]
Belonidium campanula var. litoreum (P. Karst.) P. Karst., Bidr. Känn. Finl. Nat. Folk 19: 163 (1871)

Lachnum controversum f. albescens Rehm, Hedwigia 27(5-6): 165 (1888)
Dasyscyphus controversus var. albescens (Rehm) Sacc., Syll. Fung. (Abellini) 8: 448 (1889)
Lachnum controversum var. albescens (Rehm) Rehm, Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 1.3(lief. 41): 905 (1893) [1896]

Position in classification:
Lachnum, Lachnaceae, Helotiales, Leotiomycetidae, Leotiomycetes, Ascomycota, Fungi

Note:
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