Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 283 



Distr. LMur.: Ad saxum granit. in Olenji (N. I. Fellman). OKaj.: 

 Supra rupem silaceam in Vuokatti in par. Kuhmo (F. Silen). 



In his speciminibus epithecium dilute fuscescens aut suboliva- 

 ceum, hymenio superiore ceterum dilute aeruginoso. In specim. orig. 

 Nylanderiano epithecium olivaceum, hymenio ceterum dilute aerugi- 

 noso. — Ab hac forma forsan non differt Rh. geogr. c. dealbatam 

 Bagl. et Car. Anacr. Lich. Vals. II (1881) p. 277, Jatta Fl. It. Crypt. 

 Lich. p. 693. 



Obs. Lecidea geographica y. pulveralenta Schaer. Lich. Helv. 

 Spic. Ill (1828) p. 124, Lich. Helv. Exs. XXV (1852) n. 624, „areolis 

 discretis, pulvere albido suffusis" descripta, ad saxa calcaria in Hel- 

 vetia coUecta, sorediis non sit instructa et forsan recte a Nyl. in Lich. 

 Scand. p. 248 ad f. geronticam adjungitur. — L. geographica ij. conglo- 

 merata Schaer. Lich. Helv. Exs. XXIII (1849) n. 577, Enum. Lich. Eur. 

 (1850) p. 106, „areolis discretis vel conglobatis, tumidis, leproso-pulve- 

 rulentis, apotheciis primum lividis, dein atris, immarginatis" descripta, 

 sec. Anzi Lich. Min. Rar. It. VII (1865) n. 304 est forma areolis con- 

 vexis, baud sorediosis instructa, proxima f. atrovirenti, locis numerosis 

 collecta (apotheciis atris). L. geographica e. conglomerata Fr., Lich. 

 Eur. Ref. (1831) p. 327, sec. cit. spectat ad L. atrovirentem /I alpicolam 

 Wahlenb. (Fl. Lapp., 1812, p. 474), quae sec. Th. Fr. Lich. Scand. p. 623 

 proxima est f. atrovirenti (L.) Schaer., „crusta melius evoluta, areolis 

 applanatis, subrugosis, supra hypothallum atrum sparsis". 



2. Rh. viridiatrum (Floerk.) Koerb. 



Syst. Lich. Germ, (1855) p. 262; Arn. Lich. Tirol IV (1869) p. 615, 

 XXIII (1887) p. 92, Lich. Fragm. (Fl. 1871) p. 151; Th. Fr. Lich. Scand. 

 II (1874) p. 623; Lettau Beitr. Lich. Ost- Westpreuss. (1914) p. 29; 

 A. Smith Mon. Brit. Lich. II (1911) p. 192; Jatta Fl. It. Crypt. Lich. 

 p. 694. Lecidea viridiatra Floerk. Deutsch. Lich. 4 (1819) p. 4; Flot. 

 Lich. Schles. (1829) p. 9; Nyl. Lich. Scand. (1861) p. 248 (p.p.), Fl. 1881 

 p. 533, Lich. Paris (1896) p. 102; Hue Addend. II (1886) p. 239. L. petraea 

 v. viridiatra Flot. Bot. Zeit. 1828 p. 691. Lichen viridiater Wulf. in J acq. 

 Collect. II (1788) p. 186 n. 83 (forsan hue pertinet sec. Arn. Zur Erinn. 

 Wulf., 1882, p. 150, conf. Ach. Syn. Lich. p. 21, Th. Fr. 1. c. p. 533). Lecidea 

 geographica f. sphaerica Leight. Lich. Great Brit. ed. 3 (1879) p. 373 

 (sec. exs. cit.), baud Schaer. Lich. Helv. Spic. Ill (1828) p. 124, IV (1833) 

 p. 193. 



Exs. Flot. Lich. Exs. (1829) n. 192. — Zwackh Lich. Exs. (1852) 

 n. 139. — Leight. Lich. Brit. Exs. Ill (1852) n. 93. — Koerb. Lich. Sel. 

 Germ. IV (1856) n. 108. — Anzi Lich. Sondr. ser. II VIII n. 204, Lich. Exs. 

 Min. Rar. It. VII (1865) n. 305. — Arn. Lich. Exs. (1882) n. 943 a, (1895) 

 b. — Lojka Lich. Hung. Exs. II (1882) n. 91. — Claud, et Harm. Lich. 



