304 E. A. Vainio, Lecideales. 



verruculas thalli sita, nigra, nuda, plana, baud papillata, 

 margine tenui, persistente. Epithecium rubricoso-fuligineum. 

 Sporae 8:nae, decoloratae, long. O.026 — O.030, crass. O.on — O.ou 

 mm, murali-divisae, cellulis demum sat numerosis. 



Distr. Ad lapillos graniticos in ericeto aprico arenoso 

 prope Hossa in Kianta in OKaj. (Vain.). 



Verruculis thalli minoribus et apotheciis planis minoribusque a 

 Rh. porphyrostroto differt. Thallus verruculis O.oeo — O.ioo mm latis, KHO 

 non reagentibus. Apothecia sat crebra, lat. 0.4 — O.2 mm, late adnata, 

 baud distincte constricta, baud papillata, margine baud prominente. 

 Peritbecium et epitbecium rubricoso-fuligineum. Hypotbecium fusco- 

 nigrum. Hymenium jodo persistenter caerulescens. Sporae strato 

 gelatinoso sat crasso. Gonidia cystococcoidea, globosa diam. 9 — 6 11, 

 parcius subellipsoidea et diam. 8X6 aut 15X10/(, simplicia, vacuolis 

 lateralibus, membrana sat tenui. 



14. Rh. anaperum Vain. 



Lecidea anapera Vain. Adj. Licb. Lapp. II (1883) p. 141. 



Thallus crustaceus, uniformis, verruculosus, verruculis 

 minutissimis, depresso-convexis, obscure olivaceis subnigri- 

 cantibusve, dispersis, baud pruinosis, jodo non reagentibus, 

 hypotballo vulgo indistincto. Apothecia minutissima, nigra, 

 nuda, disco piano, baud papillato, margine tenui, persistente. 

 Epithecium vulgo obscure viridi-olivaceum. Sporae 8:nae, 

 decoloratae, long. O.020 — O.034, crass. O.oio — O.oie mm, murali- 

 divisae, cellulis demum sat numerosis. 



Distr. Ad lapillos graniticos in reg. subalpina montis 

 livaara in par. Kuusamo (Vain.). 



Rh. lapillorum huic est proximum, sed epithecio rubricoso, 

 apotheciis pauUo majoribus et margine baud prominente ab Rh. 

 anapero differt. — Verrucae thalli diam. vulgo circ. O.oeo mm, 

 raro paullo majores, KHO non reagentes. Hypothallus interdum 

 striis nigris indicatus. Apothecia crebra, lat. O.2 — O.3 ( — O.35) mm, late 

 adnata, basi leviter constricta, disco laevigato, margine prominente. 

 Peritbecium et hypotbecium rubricoso-fuligineum. Hymenium 

 jodo persistenter caerulescens. Epithecium raro partim fuscescens. 

 Paraphyses cellulis oblongis, gelatinam abundantem percurrentes. 

 Sporae septis transversis saepe 5 — 6, septis longitudinalibus 1 — 3, 

 strato gelatinoso tenui aut parum evoluto. Gonidia cystococcoidea, 



