Schaerer, Lich. Helv. Exs. Ed. II [Bernae (Berne)]
Ludwig Emanuel Schaerer [1-250]
IndExs #729589223

Duke University Herbarium Lichen Collection
Catalog #: 395885
53eec099-a906-4038-9295-1eb8acd60323
unspecified #s.n.
Pyrenula nitida (Weigel) Ach.
Switzerland, Könitzberg