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 exigua var. abietina (Wallr.) Schaer.
Switzerland, Bern, Gurnigel Mountains

Duke University Herbarium Lichen Collection
Catalog #: 396257
b62a7648-30a5-48c1-8c83-0661c2569114
Schaerer, Ludwig, Emanuel #s.n.
Parmelia exigua var. abietina Schaer.
Switzerland, Bern, In m. Gurnigel