401 
Bordo: Haraldsund (!); Str.: Sundene between Thorsvig and Kval- 
vig (!); S y d.: Lobra (!). 
75. L. laeve (Stromf.) Fosl. 
Grows in deep water both in sheltered and exposed places. 
According to Mr. Foslie it bore sporangia in June and July. 
Bordo: Haraldsund (!); Str.: Arge (!); Syd.: Trangisvaagfjord (!), 
Lobra (!). 
76. L. Lenormandi (Aresch.) Fosl. 
Bore sporangia and carpospores in June. 
Str.: Hojvig (!). 
f. sublcevis Fosl. 
Syd.: Lobra (!). 
LITHOPHYLLUM Phil. 
77. L. incrustans Phil. 
Found between tide-marks growing on Lithothamnion polymor- 
phum which occurred amongst Corallina. 
According to Mr. Foslie it bore sporangia in July. 
Vid.: Viderejde (H. J.), specimens sterile, hence the determination 
is not quite certain; Syd.: Kvalbo (!). 
78. L. Crouani Fosl. 
Found growing on the liaptera and stems of Laminaria hyper- 
borea associated with Dermatolithon macrocarpum f. Laminarice. 
Bore sporangia in June. 
Ost.: Gjov (!); Syd.: Lobra (!). 
DERMATOLITHON Fosl. 
79. D. macrocarpum (Ros.) Fosl. 
f. fceroensis Fosl. 
f. Laminarice (Crn.) Fosl. 
Forma fceroensis was found both in the littoral and sublittoral 
zone epiphytic on several algae, e. g. Gigartina, Furcellaria, Odon- 
thalia, Fucus ; forma Laminarice occurs in the sublittoral zone on 
the stems of Laminaria. 
Bore tetraspores and cystocarps in May, June, July, November 
and December. 
Both forms, but especially f. fceroensis, are very common along the 
Faeroese coasts. 
