Authorship

SN2000 author citation	:			Fries
Original name	:			Fr., 1822. Syst. mycol. (Lundae) 2(1): 151.

Combinations

Subsequent combination	:	*Biatora difformis* (Fr.) Tuck. (1888)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Biatorella difformis* (Fr.) Vain. (1883)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Lecidea difformis* (Fr.) Nyl. (1855)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Patellaria difformis* (Fr.) Schwein. (1832)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Sarea difformis* (Fr.) Fr. (1828)	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].
Subsequent combination	:	*Tromera difformis* (Fr.) Arnold	Ref: [Kirk, P.M.] (ed.), present: [23 Dec 2014].