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

Arizona State University Lichen Herbarium
Catalog #:
L.E. Schaerer s.n.
Parmelia pulverulenta var. allochroa Schaer.
Switzerland, Bern, around Belp

Duke University Herbarium Lichen Collection
Catalog #: 396209
c29dc0b6-4f8f-4c78-bc66-5df5d62e8c91
Schaerer, Ludwig, Emanuel #s.n.
Physconia distorta (With.) J. R. Laundon
Switzerland, Bern, Circa Belp