scientificillustration:‘Lichenographiae svecicae prodromus’ by Erik Acharius (1757-181
scientificillustration: ‘Lichenographiae svecicae prodromus’ by Erik Acharius (1757-1819) -- source link
#scientific illustration
scientificillustration: ‘Lichenographiae svecicae prodromus’ by Erik Acharius (1757-1819) -- source link