Jungermannia bidentata Linnaeus, Species Plantarum 2: 1132. 1753.

"Habitat in Europae ericetis umbrosis." RCN: 8114.

Type not designated.

Original material: [icon] in Vaillant, Bot. Paris.: 99, t. 19, f. 8. 1727; [icon] in Micheli, Nov. Pl. Gen.: 8, t. 5, f. 12. 1729; [icon] in Dillenius, Hist. Musc.: 487, t. 70, f. 11. 1741; [icon] in Morison, Pl. Hist. Univ. 3: 627, s. 15, t. 6, f. 47. 1699.

Current name: Lophocolea bidentata (L.) Dumort. ( Geocalycaceae).

Note: See notes by Isoviita (in Acta Bot. Fenn. 89: 18. 1970) and Grolle (in Feddes Repert. 87: 203. 1976). Vogelpoel (in Acta Bot. Neerl. 26: 493. 1977) designated material in the Dillenian herbarium (OXF) as lectotype but this collection was not studied by Linnaeus and it is not original material for the name.