Pteridoph. Exs.
Wirtgen [1 - ? 546]

Field Museum of Natural History Pteridophyte Collection
Catalog #: C0380782F
9ea9ff1d-2fa7-4005-8e40-56eb7200eee5
F. P. Wirtgen #s.n. 04 October 1896
Polystichum aculeatum (L.) Roth ex Mert.
Germany