831 



132. L. alpestpis Sommerf., L. Dourensis Nvl. Rostr. p. 100. 

 On the ffround. Sydcro: Kvalbo (R). 



133. L. assimilata Nyl. 



On the ground. Hcre and therc (R., ! . In llie Færoes as elsewhere 

 more frequent than the abovc. 



134. L. subconfusa Nyl. in Rostr. p. 101 et Hue Add. No. 1192. 

 On boulders. .Stronio: at Thorshavn (R.). 



Nylander himself thinks that it is related to the above, but 

 that would really be ver}' confusing (it grows on stone). 



135. Bilimbia squalescens (Nyl.); Toninia Tb. Fr. Scand. p. 340; 



Lecidea simplicior and Diifonrei Nyl., Thalloidima riimilosiun Th. Fr. 



Arct., Rostr. Færoernes Flora p. 99. 



Among mosses on the ground. Stromo: SkjæUingfjæld (R); Sy- 

 d e r 6 : Ornefjæld (!) ; S v i n 6 (!). 



136. B. cumulata (Sommerf.). 



Among mosses on the ground. Bord 6: Khikken and Hojefjæld i I); 

 Kai so: Blankeskaalefjæld (!); Videro: Viderejde (!). 



137. B. lenticularis (Acb.). 



On rocks. Stromo: Skansetangen (!). 



B. Slereocaiiloriim (Tb. Fr.) in Vaago on Stercocdiilon coralloides 

 (R.) is a parasite of the genus Sciitida. Also B. arthoniza (Nyl.) with 

 Lecidea parasema at Thorsbavn (R.) is a parasite, Conida intexta 

 (Alniqv.), attacbed to tbe apotbecia of tbe Lecidea. 



138. B. sphaeroides (Dicks.). 



Among mosses. Stromo: Tliorsliavn and Kirkebo (R.\ Rostrup 

 mentions a var. leiicococca Nyl. from Sydero: Norbes Ejde. 



139. B. sabuletorum (Fik.), B. hypnophila Acb. Tb. Fr. 

 Among decayed mosses. Sydero: Kvalbo (R.i. 



140. B. miiiiaria (Fr.). 



On tlie ground. Sydero: Kvalbo (R.i; Stromo: Varden !1; Vi- 

 dero: Ved vig (!). 



141. B. caudata (Nyl.), B. liigubris (Sommerf.) Tb. Fr. 

 On rocks. Kuno (!). 



142. B. aromatica (Sm.). 



On church-walls. Stromo: Kirkebo '!\ 



Altbougb Rostrup's specimens from tbe same peculiar locality 

 and habitat, which Nyl. bas determined as Lecidea Færdensis n. sp., 

 are not to l)e bad for examination, yet according lo Ibe descriptions 



