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

University of Wisconsin - Madison
Catalog #: WIS-B-0042729
P. Dusén #s.n. 10 September 1891
Calymperes afzelii Sw.
Cameroon, Ad Ekundu N'dene emporium