Lichen Methodus Qua Omnes Detectos Lichenes. [plates only] Methodus qua omnes detectos Lichenes. [plates only] by Erik Acharius. Stockholm, 1803.
Methodus Qua Omnes Detectos Lichenes. [plates only] Methodus qua omnes detectos Lichenes. [plates only] by Erik Acharius. Stockholm, 1803.