Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 331 



thecio), KHO non reagente, epithecio aeruginoso-olivaceo, sporis aeru- 

 ginoso-nigricantibus aut parce fuscescentibus. In Fennia nondum col- 

 lecta. Non est Catilloria Jemtlondica Th. Fr. Lich. Scand. p. 580. 



31. Rh. hyperboreum Vain. 



Lecidea hyperborea Vain. Lich. Nov. Semlj. (Beibl. Hedwigia 1898 

 n. 3) p. 86. Rh. Copelandi Th. Fr. Lich. Scand. II (1874) p. 615 p. p. 

 Catocarpas Copelandi Arn. Lich. Tirol XIX (1878) p. 288, Labrador 

 (1896) p. 16. „C. badioater var. ilia alpina, quam in Lich. Tirol XIV 

 p. 445 n. 74 memoravi", sec. Arn. 1. c. XVII (1877) p. 536. 



Exs. Malme Lich. Suec. Exs. XI (1912) n. 275, XVII (1914) 

 n. 422. 



Thallus crustaceus, uniformis, verrucosus aut areolatus, 

 areolis verrucisve cinereis, vulgo laevigatis, baud pruinosis, 

 esorediatis, intus albis, KHO lutescentibus deindeque mox 

 rubescentibus, jodo non reagentibus, hypothallo nigricante. 

 Apothecia mediocria aut sat parva, areolis thalli immixta, 

 demum prominentia, nigra, nuda, primum plana, demum 

 vulgo convexa, baud papillata, margine modice incrassato 

 aut sat tenui, persistente aut demum excluso. Perithecium 

 KHO crystalla acicularia rubra formans. Epithecium ae- 

 ruginoso-nigricans. Sporae 8:nae, demum aeruginoso- 

 nigricantes, long. O.021 — O.oso, crass. O.009 — O.012 mm, 1-sep- 

 tatae. 



Distr. In rupe schistosa in reg. betulina ad Kongas 

 prope Mare Glaciale in Lin. („'-'L. Copelandi" in Vain. Adj. 

 Lich. Lapp. II p. 129). In rupe granitica ad Jokonga in 

 LMur. (cum L. fuscoatra in Fellm. Lich. Arct. n. 191, n. 

 10007 in herb. Nyl.). 



Thallus sat crassus aut tenuis, verrucis areolisque 0.8 — O.3 

 mm latis, rotundatis aut angulosis, convexis aut planis, vulgo 

 leviter nitidis, KHO guttulas minutissimas granuliformes rubras 

 formantibus. Apothecia lat. I.4 — O.5 mm, sat crebra aut dispersa. 

 Perithecium extus rubricoso-fuligineum, intus sordide pallidum 

 albidumve et KHO solutionem luteam, crystalla acicularia rubra 

 formantem, effundens. Hymenium circ. O.uo mm crassum. Epi- 

 thecium KHO non reagens. Hypothecium fusco-nigricans, KHO 

 sordide subviolascenti-nigricans. Sporae medio constrictae, strato 

 gelatinoso sat crasso indutae. Gonidia cystococcoidea, globosa 



