Lichenographia universalis. : In qua lichenes omnes detectos, adiectis observationibus et figuris horum vegetabilium naturam et organorum carpomorphorum structuram illustrantibus, ad genera, species, varietates / differentiis et observationibus sollicite definitas redegit Erik Acharius.

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Lichenographia universalis. : In qua lichenes omnes detectos, adiectis observationibus et figuris horum vegetabilium naturam et organorum carpomorphorum structuram illustrantibus, ad genera, species, varietates / differentiis et observationibus sollicite definitas redegit Erik Acharius. Public Domain Mark. Source: Wellcome Collection.