318 



I. CoUemaceae. 



1. Ephebe pubescens (L.). Bangia atrovirens Lyngbye, Hydro- 



phyt. p. 85. 



Here and there, and sometinies abundant on damp or shady rocks 

 and boulders (Lyngbye, R., !). 



2. Lichina confinis Ag. Gelidium pygmaeiim Lyngbye, Hydro- 

 phyt. p. 4L 



Here and there on rocks at the sea near the water (Lyngbye, R., !). 



3. Pyrenopsis granatina (Sommerf.). 

 On rocks. Ostero: Slattaretinde (R.). 



4 (a). Collema pulposum (Bernh.). 



On the ground. Sy de ro: Famievatn (!); Stromo: Kirkebo (R.). 



5 (b). C. crispum (L.). 



On rocks and old walls aniong mosses. NoLso: near the church 

 (R.); Stromo: the redoubt of Thorshavn (R.). 



6. C. flaccidum Acb. 



Common in damp localities in ravines (R., !). 



7. Leptogium saturninum (Dicks.). 



Among mosses. Vaago: Rensatinder (R.). 



8 (a). L. lacerum (Sw.). 



Rather common in shady localities among mosses (R., !). 



9 (b). L. scotinum (Acb.). 



The same localities and distribution as above (R., !). 



10. L. subtile (Schrad.). 

 Rather frequent according to R. 



11. Polychidium muscicola (Sw.). Leptogium nuiscicola Fr., Rostr. 

 p. 93. 



On rocks among mosses. Svin o (!); Sydero: Famien (R.); Vaago: 

 Rensatinder (R.). 



Nos 3, 7, 9 11 only are found with apothecia. 



II. Lichenaceae. 



1. FRUTICULOSAE. 

 Usnea hirta (L.). 

 Recorded in Trevelvan's list, but not found again. 



