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

University of Wisconsin - Madison
Catalog #: WIS-B-0045114
P. Dusén #s.n. 17 April 1892
Heterophyllium (Schimp.) Kindb.
Cameroon, On the mountain "Rumpi" to Jumbo village