Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 247 



Distr. Supra muscos in rupe in Karelia Onegensi 



(A. Kullhem). Supra muscos in rupe calcaria in reg. abie- 



tina ad Paanajarvi in Kuus. (Vain.). 



Pluribus notis inconstantibus a B. hypnophila differt. Thallus 

 vulgo tenuissimus, albidus cinerascensve, interdum modice in- 

 crassatus et verruculoso-inaequalis. Apothecia lat. 0.3 — 0.7 mm. 

 Hypothecium parte inferiors passim pallidum, chondroideum, 

 pachydermaticum, hyphis irregulariter contextis, tubulis tenuibus, 

 parte superiore plectenparenchymaticum, sat leptodermaticum, 

 cellulis anguloso-subglobosis, diam. 0.oo4 — 0.oo3 mm, in seriebus 

 subverticalibus et sat irregulariter dispositis. Perithecium palli- 

 dum, hyphis radiantibus, congflutinatis, leviter pachydermaticis, 

 cavitatibus O.002 — O.0015 mm latis, oblongis. Hymenium crass. 

 0.094—0.110 mm, jodo intense caerulescens deindeque vinose ru- 

 bens. Paraphyses arete cohaerentes, simplices, tubulis tenuibus, 

 membranis gelatinosis. Asci crass, circ. O.022 mm. Sporae po- 

 lystichae. Gonidia (in specim. Arn.) globosa, simplicia, cysto- 

 coccoidea, diam. O.008— O.oio mm, membrana sat tenui. 



12. B. Hgnaria (Ach.) Arn. 



Lich. Frank. Jur. (Fl. 1884) p. 178, Lich. Munch. (1891) p. 86 (haud 

 Mass. Rich. Lich. Crost. p. 121). Lecidea Hgnaria Ach. Vet. Ak. Handl. 

 1808 p. 236 (sec. specim. orig.), Lich. Univ. (1810) p. 169, Syn. Lich. 

 (1814) p. 26; Vain. Adj. Lich. Lapp. II (1883) p. 11. L. milliaria c. 

 ligniaria Fr. Summ. Veg. Scand. (1846) p. 114 (sec. Th. Fr.). Bilimbia 

 Th. Fr. Lich. Scand. II (1874) p. 382. Micarea ligniaria Hedl. Krit. Bern. 

 Lee. Micar. (1892) p. 93. Lecidea milliaria Fr. Lich. Suec. Exs. (1818) 

 p. 29 et Vet. Ak. Handl. 1822 p. 255 (sec. Th. Fr. 1. c); Nyl. Lich. 

 Paris (1896) p. 82. L. sabuletorum var. miliaria Stizenb. Lee. Sab. 

 (1867) p. 44. 



Exs. Fr. Lich. Suec. Exs. (1818) n. 29. — Zwackh Lich. Exs. 

 (1852) n. 121. - Rabenh. Lich. Eur. Exs. XI (1857) n. 322, XXII (1861) 

 n. 603. — Arn. Lich. Exs. (1867) n. 348 a, b. (Sec. Arn.) — Lojka Lich. 

 Hung. Exs. II (1882) n. 61. 



Thallus verruculosus et parce verrucosus, esorediatus. 

 Apothecia parva, haud stipitata, late adnata, subglobosa aut 

 hemisphaerica, primuiji depresso-convexa, immarginata, atra 

 aut aeruginoso-atra, nuda. Hynrienium totum aut epithecium 

 aeruginosum aut raro olivaceum. Hypothecium vulgo sor- 

 dide pallidum aut dilute subfuscescenti-pallidum aut deco- 

 loratum. Sporae oblongae aut fusiformes, apicibus vulgo 



