KONGL. SV. VET. AKADEMIENS HANDLINOAR. BAND. 20. N:0 5. 289 



especially E. compressa. Its maximum of frequency is certainly in the Norwegian Polar 

 Sea. The most northerly place where it is as yet known to live is Gjesvser about 

 Lat. N. 71°. 



Localities: The Norwegian Polar Sea: Nordlanden common and abundant; TromsO 

 amt common and abundant, occurring here as at Nordlanden in all the three above- 

 mentioned forms; Finmarken common and abundant at Maas5 (f. genuina and f. atte- 

 nuata), Oxfjord (f. attenuata), Talvik (f. attenuata). 



Baffin Bay: Cumberland Sound according to Dickie, the west coast of Greenland 

 at Frideriksdal, Tessarmiut and Nanortalik. It is said by Dickie to have been taken 

 at Hunde Islands and Cape Bowen. 



Enteromorpha compressa (L.) Link. 



Epist. p. .5. Ulva compressa L. Spec. PI. p. 116.3; char, emend. Cfr. Ahln. Enterora. p. 31. 



f. typica. 



Descr. Enteromorpha compressa Ahln. Enterora. p. 31. 



Fig. » » KiJTZ. Tab. Phyc. 6, t. 38. 



Exsice. » » HoHENACK. Alg. Mar. N:o 259. 



f. eapillacea Kutz. 



Enteromorpha compressa /? eapillacea KiJTZ. Spec. Alg. p. 480. 

 Descr. Enteromorpha compressa b eapillacea Ahln. 1. c. p. 32. 

 Exsico. » intestinalis a eapillacea Hohenack. 1. c. N:o 258. 



f. racemosa Ahln. 

 1. c. p. .33. 



«. Ahlnerii nob. 

 Descr. Enteromorpha compressa c racemosa Ahln. 1. c. 

 Exsice. » ramulosa Aresch. Alg. Scand. exsice. N:o 226. 



i^. abbreviata nob. 

 f. frondis axi primario vix unciali, ramis confertis. 



Y. elongata nob. 

 f. frondis axi primario pedali et ultra, capillaceo, ramis distantibus. 



f. prolifera Ac. 



Ulva compressa /? prolifera Ag. Spec. Alg. 1, p. 421. 

 Descr. Enteromorpha compressa d prolifera Ahln. 1. c. p. 35. 

 Fig. » percursa Harv. Phyc. Brit. t. 352. 



Exsice. » complanata var. crinita Rabenh. Alg. Eur. N:o 911. 



St/n. Enteromorpha clathrata J. G, AG. Gronl. Alg. p. 110; sec. spec. 

 » compressa Ashm. Alg. Hayes, p. 96. 



a » Croall, El. Disc. p. 461. 



» » Dickie, Alg. Cumberl. p. 239; Alg. Walker, p. 86; Alg. Sutherl. 2, p. 193. 



» » Kleen, Nordl. Alg. p. 40. 



» » Post, et Rupr. 111. Alg. p. II; saltem ex parte. 



K. Vet. Akacl. Handl. Bd. 20. N:o 5. 'J' 



