Basionym Name:Pilocarpon subnebulosum Vain., Ann. Acad. Sci. fenn., Ser. A 15(no. 6): 144 (1921)
Homotypic synonyms:Byssoloma subnebulosum (Vain.) Zahlbr., Cat. Lich. Univers. 2: 569 (1923)