157 



descriptions in botanical literature, has a wedge-shaped hase, which, 

 however, varies (cfr. e. g. De la Pylaie's figures in Annales d. sciences 



Fig. 87. Laminarla færoensis nov. sp. formå sacehariniformis nov. form. From the mouth of Kalbakfjord. 



(F. B. fot.). (Scale: 10 cm.). 



nat., tome 4, 1828, pi. 9, lig. 8): further, the lamina is comparatively 

 narrow. 



The form of the sori also nsually appears to differ in the two 

 species. In L. færoensis the sporangia-bearing part consisted chiefly 



