Contribution. I. j[H 



Ectocarpus terminalis Ktitz. 



Phyc. gener. p. 236. 

 Descr. Ectocarpus terminalis Kjellm. Skand. Ect. och. Tilopt. p. 54. 

 Fig. „ „ „ „ „ t. fig. 7. 



A litoral alga, growing epiphytic on Monostroma and 

 Torpliyra. It bears gametangia in the beginning of August. 



Distribution: Found only at Vardo, scarce, but probab- 

 ly also occurring in other places. 



Ectocarpus repens Rke. 



Ostseefl. p. 42. 

 Descr. Ectocarpus reptans Kjellm. Skand Ect. och. Tilopt. p. 52. 

 Fig. „ „ Kjellm. 1. c. t. 2, fig. 8. 



„ repens like. Atlas t. 19. 



Litoral, epiphytic on Monostroma together with the pre- 

 ceding species. 



Distribution: Found at Vardo, rare. 



Gen. Pylaiella Bory. 

 Diet. Class. 4, p. 393. 



Pylaiella (?) curta Fosl. 



in Tromso Mus. Aarsh. 10, p. 181. 

 Descr. Pylaiella (?) curta Fosl. 1. c. 

 Fig. „ „ „ „ t. 3, fig. 4—5. 



As mentioned in the above quoted paper, it is doubtful 

 whether this species is referrible to the genus Pylaiella. It 

 seems rather to form a new genus. But hitherto has only 

 been found one kind of reproductive organs, which is sup- 

 posed to be gametangia (zoosporangia multilocularia). Un- 

 fortunately, the first alcohol material I brought home was 

 not good, and last year I found only a few small and youn- 

 ger specimens. 



The plant is litoral. At the only place of growth hither- 

 to known it was fastened to the upper part of the lami- 



