Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 237 



Lipinlahti et Nuottivaara in Nurmes (Vain. Adj. Lich. Lapp. 

 II p. 7). OKaj.: Lentiira, Kylmala in Kuhmo, Tauriainen in 

 Kianta (Vain. 1. c). Lin.: Ad corticem Empetri prope Vesko- 

 niemi (Vain. 1. c). 



Thallus interdum parce sorediosus, KHO leviter flavescens, 

 addito CaClgOa distinctius lutescens. Apothecia vulgo sat crebra, 

 lat. 0.2 — 0.3 ( — 0.4) mm. Hymenium crass. O.040 ( — O.045) mm, 

 jodo subpersistenter beneque caerulescens. Epithecium strami- 

 neum, tenue, subgranulosum. Discus nee KHO, nee CaCloOa 

 reagens. Paraphyses sat pareae, arete cohaerentes, simpliees, 

 membranis baud gelatinosis, increbre septatae, crass. O.0015 mm, 

 apiee saepe leviter inerassatae. Hypothecium stramineo-pallidum, 

 ex hyphis irregulariter contextis, conglutinatis, modice pachyder- 

 maticis formatum. Sporae rectae. — Apotheciis minoribus et 

 sporis tenuloribus, reactione jodetica hymenii et apotheciis sal- 

 tem primum pruinosis a B. sphaeroide f. peralbata differt, cui 

 proxima est. 



F. nudior Vain. 



Apothecia primitus tenuiter pruinosa deindeque denudata. 



Distr. Ad ramos desiccatos Pini in Upila (Vain.), supra in 

 dicata. 



Hymenium crass. O.040 mm, jodo persistenter caerulescens. 

 Sporae 3-septatae. Gonidia cystococcoidea, globosa, simplicia, diam. 

 0.009 — 0.015 mm, vacuolis lateralibus, membranis sat tenuibus. 



6. B. rivulicola Vain. 



Lecidea rivulicola Vain. Adj. Lich. Lapp. II (1883) p. 11. 



Thallus verruculoso-inaequalis, esorediatus. Apothecia 

 parva, basi bene constricta, disco piano planiusculove, fusco 

 rufescenteve, hand pruinoso, subpersistenter marginata, 

 margine tenui, cinereo-pallescente aut rarius superne fusce- 

 scente. Hypothecium pallidum aut sublutescens. Hymenium 

 pallidum aut partim dilute rufescens. Sporae oblongae 

 aut subfusiformes, apicibus obtusis, diu 1 -septatae, de- 

 mum 3-septatae, long. O.oie— O.020 ( — O.013), crass. ().oo5— 

 0.006 mm. 



Distr. Ad saxa dioritica in rivulo prope Kiannanniemi 

 in Kianta in OKaj. (Vain.). 



