Lichen rugosum Linnaeus, Species Plantarum 2: 1140. 1753.

"Habitat in Europae, sylvis supra arborum truncos." RCN: 8163.

Lectotype (Hawksworth & Punithalingam in Trans. Brit. Mycol. Soc. 60: 503. 1973): [icon] " Lichenoides punctatum & rugosum nigrum" in Dillenius, Hist. Musc.: 125, t. 18, f. 2. 1741. - Epitype ( Jørgensen & al. in Bot. J. Linn. Soc. 115: 352, 381. 1994): Herb. Dillenius Tab. XVIII, No. 2, top right specimen (OXF) .

Current name: Ascodichaena rugosa (Fr.) Butin ( Ascodichaenaceae).

Note: See review by Jørgensen & al. (in Bot. J. Linn. Soc. 115: 351, 381. 1994).