334 



Var. complicatum (Sw.). 



Kalso: Blaiikeskaalefjæld (H; Sand 6: Grothusvatn (!); Stromo: 

 ravine at Gjanore !; Sydero: Faniien (R., !); Ostero: Andefjord (^R.); 

 Fugleljord !\ 



168 (b). D. fluviatile (Web.). 



On rocks and boulders in the water. Kuno !); Nolso (!); Sand 6 

 (R.), decolorated through immersion. 



169. D. rufescens (Ach.). 



On gravelly ground among mosses. Hesto (R.); Sando (R., !); 

 Sydero: Vaag !), Porkere iR.); Ostero: Næs (!). 



170. D. hepaticum (Ach.). 

 Sydero: Kvalbo (R.j. 



171. Normandina laetevirens (Borr.). 



On peaty ground. Nolso R.;; Svin 6 (!); Sydero: Punthavn (!), 

 Frodebo and Kvalbo R.^; Vaago: Sorvaagsvatn (!). 



172. Endocarpon cinereum (Pers.), Verriicaria tephroides [Ach.) Ny]. 



Ground, particularly when peaty. Nolso (!); Stromo: Gjanore (!), 

 Sandegærde and Thorshavn (R.); Sj'dero: Norbes Ejde (R.), Tværaa, 

 Kvalbo and Vaag Ejde (!); Vaago: Sorvaagsvatn (!). 



173 (a). Verpucaria rupestris (Schrad.) and C muralis Ach. 



On rocks. Stromo: Thorshavn R.\ Kirkebo i!); Sydero: Vaag 



Ejde (!). 



174 (b). V. nigrescens (Pers.). 

 On rocks. Sydero: Ornefjæld (!). 



175 (c). V. margacea Wahlenb. 



On rocks by the shore. In some localities very common (R., !). 



Its thailus can be spotted with dark olive and light grey. The 

 var. aethiobola Wahlenb. originates from this and the two above 

 types, and has generally a darker and thinner thallus. It is 

 often more common at a somewhat higher station than the true 

 margacea. 



176 (d). V. maura (Wahlenb.). 



Abundant everywhere on the rocks by the sea-shore. 

 Varies slightly, but has sometimes a brownish crust: var. fus- 

 cescens, or a rough punctated crust: var. aractina (Wahlenb.). 



177 (e). V. mucosa Wahlenb. 



On rocks below high-v^'ater line, common. 



The type referred to by Wahlenberg has a thallus which varies 

 from brownish -grey to light olive. The latter is without reason 

 separated under the name of V. laetevirens. 



