Schaerer, Lich. Helv. Exs. Ed. I [Bernae (Berne)]
Ludwig Emanuel Schaerer [1-650]
IndExs #729589223

Duke University Herbarium Lichen Collection
Catalog #: 396313
5d410de3-af80-4e8a-8124-372966d51ad5
unspecified #s.n.
Arthrorhaphis alpina (Schaer.) R. Sant.
Switzerland, Summarum Alpium