KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND. 20. N:0 5. 63 



Chylocladia clavellosa, Coilonema Chordaria, 



» articulata, Aglaozonia parvula, 



Phyllophora membranifolia, Ectocarpus pyginseus, 



Chondrus crispus, » draparnaldioides, 



Microcladia glandulosa, » fasciculatus, 



CeramiuriQ Deslongchampii, « toraentosus, 



» circinatum, » Lebelii, 



» acanthonotum, » terminalis, 



Ptilota elegans, » reptans, 



Callithatnnion polysperinum, Pylaiella nana, 



« Hookeri, Myriotrichia filiformis, 



» arbuscula, Chagtophora pellicula, 



» roseum, Enteroraorpha complanata, 



» coryrabosum, Monostroina latissinium, 



Diploderma amplissimum, » undulatum, 



Erythrotriciiia ceramicola, d cylindraceum, 



Himanthalia lorea, » saccodeuin, 



Halidrys siliquosa, » angicava, 



Fucus spiralis, » arcticum, 



» miclonensis, » crispatum, 



» distichus, Prasiola stipitata, 



Laminaria Clustoni, Spongomorpha spinescens, 



» stenophylla, Cladophora glaucescens. 



Chorda tomentosa, Chaitomorpha septeratrionalis, 



Stilophora Lyngbyei, Ulothrix Sphacelaria;, 



Asperococcus echinatus, Derbesia marina, 



Ralfsia verrucosa, Codiolum longipes, 



Castagnea divaricata, » pusillum. 



Leathesia difformis, Calothrix Harveyi, 



Lithoderma lignicola, Lyngbya semiplena. 

 Coilonema Ekmani, 



Thus: 



Floridea3 36 species representing 10 families, 17 genera, 



Fucoidese 26 » » 9 » 16 » 



Chlorophyllophyceae... 17 » » 5 » 10 » 



Nosto chinese 2 » » 2 » 2 » 



Total Sum 81 species representing 26 families, 45 genera. 



If we leave out the White Sea and the western Murraan Sea, the other regions of 

 the Arctic Sea that, on account of their situation, ought to present the greatest resem- 

 blance to the Norwegian Polar Sea with regard to the composition of the Flora, should 



be the eastern Greenland Sea and the eastern Murman Sea. In these sea-regions there 

 are to be found the following species that are not known from the Norwegian Polar Sea. 



