Basionym Name:Baeomyces sessilis DC., in Lamarck & de Candolle, Fl. franç., Edn 3 (Paris) 2: 343 (1805)
Homotypic synonyms:Sphyridium byssoides f. sessile (DC.) Th. Fr., Lich. Scand. (Upsaliae)(2): 328 (1874)Sphyridium rufum var. sessile (DC.) Müll. Arg., Bull. Soc. Imp. nat. Moscou 53(1-2): 96 (1878)