318 E. A. Vainio, Lecideales. 



Distr. KKer.: Supra rupem gabbroiticam in reg. subalp. montis 

 Kivakka („*L. chionophiloides" Vain. Adj. Lich. Lapp. II p. 124). 



Thallus modice incrassatus, areolis angulosis, difformibus, saepe 

 circ. 1.2 — 0.5 mm latis, planis. Apothecia saepe irregulariter aggregata. 

 Epithecium aeruginoso- aut subolivaceo-fuligineum. Hymenium jodo 

 caerulescens. Sporae long. O.022 — ons, crass. O.oio — O.013 mm, primum 

 decoloratae, dein nigricantes aut fusco-nigricantes. 



F. anoicheia (Vain.) Lettau. *Rh. chionophilum *Rh. chionophiloides 

 f. anoicheiam Lettau 1. c. *L. chionophiloides f. anoicheia Vain. 1. c. 



Thallus areolis planis aut raro depresso-convexis, contiguis aut 

 rare partim subdispersis, aut plagas dispersas, contigue areolatas, 

 formans, citrinus aut flavescens, KHO demum rubescens aut maculis 

 rubescentibus, medulla jodo dilute caerulescente. 



Distr. Kuus.: Supra rupem graniticam in reg. subalp. montis 

 Nuorunen (Vain.)- LTuL: Kitofka (N. I. Fellman, „L. aglaea" sec. Nyl. 

 Lich. Lapp. Or. p. 160, „Rh. chionophilum" sec. Th. Fr. 1. c. p. 535), ad 

 Sinum Kuollaensem (Fellm., „L. alpicola" sec. Nyl. 1. c. p. 166). 



Thallus modice incrassatus aut raro sat crassus, areolis planis 

 aut raro depresso-convexis, angulosis, difformibus, circ. I.5— O.5 mm 

 latis. Apothecia irregulariter aggregata aut dispersa, lat. O.s — l.e mm. 

 Epithecium aeruginoso- aut olivaceo- aut raro subpurpureo-fuligineum. 

 Hypothecium et perithecium fusco- aut subpurpureo-fuligineum. Para- 

 physes cellulis oblongis, gelatinam sat abundantem percurrentes. 

 Sporae diu decoloratae, demum fuliginae, saepe medio leviter con- 

 strictae, long. circ. O.024 — O.034, crass. O.oio — O.013 mm, strato gelatinoso 

 sat crasso. 



F. subnegans Vain. *L. chionophiloides f. subnegans Vain. 1. c. 



Thallus areolis planis, contiguis aut plagas dispersas, contigue 

 areolatas, formans, citrinus aut flavescens, KHO passim dilute rube- 

 scens, passim pallide coloratum et addito CaCl202 rubescens, medulla 

 jodo intense caerulescente. 



Distr. Ad rupem dioriticam in reg. subalp. montis Ukonvaara 

 in Kuus. (Vain.), una cum Rh. chionophilo. 



Thallus modice incrassatus, areolis planis, angulosis. Epithecium 

 fusco-nigricans. Hypothecium fusco-nigricans. Hymenium circ. O.140 mm 

 crassum. Sporae long. circ. O.024 — O.030, crass. O.oio — O.012 mm. 



Obs. Rh. chionophiloides variat thallo disperse, verrucoso, ver- 

 rucis depresso-convexis, rotundatis, p. p. albidis et cinereo- et pallido- 

 flavescentibus. Conf. f. variegata Vain. (Lich. Nov. Semlj. p. 86) et f. 

 orientalis Vain. (Lich. Exp. Vegae Pitlekai p. 112). 



