Vid Selsk. Skr MN AZ 1900, No 6. 
A e: 
BEN 
® 
KE #7 
ykidion Droebackense n.sp, 17-36 Trochisaa granulata (Reinsch.) Hansg 
Si 
1-16, 
var submarina n.var, 37 Chlamydomonas sp., 38-40 Trochiscia sp:, 41-55. Prasiola 
erispo (Lightt) form. submarina n form, 34-57 Ulothrix Ilacca (Dill) Tur. 
