Dusén, Musci Afr. Camerun.
Per K. H. Dusén [1 - 921]

University of Wisconsin - Madison
Catalog #: WIS-B-0044218
P. Dusén #s.n. 13 July 1891
Fabronia Raddi
Cameroon, In montibus Camerunensibus supra Bueam pagum