Basionym Name:Trypethelium virens Tuck. ex E. Michener, in Darlington, Fl. Cestrica, Edn 3 (Philadelphia): 453 (1853)
Homotypic synonyms:Trypethelium eluteriae var. virens (Tuck. ex E. Michener) Trevis., Flora, Regensburg 44: 20 (1861)Viridothelium virens (Tuck. ex E. Michener) Lücking, M.P. Nelsen & Aptroot, in Lücking et al., Lichenologist 48(6): 759 (2016)