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

Duke University Herbarium Lichen Collection
Catalog #: 396072
b39ea051-44c1-4dde-8c1e-9335105ab6ad
Schaerer, Ludwig, Emanuel #s.n.
Trapeliopsis viridescens (Schrader) Coppins & P. James
Switzerland, Bern, Sylva bernenses