152 E. A. Vainio, Lecideales. 



rubricoso-pallidum, KHO dilute violascens), sporis acicularibus, long. 

 0.070 — 0.035 mm. — Lichen acerinus Pers. e Germania in herb. Ach. ad 

 V. phaearh (Stizenb.) pertinet, thallo instructa tenui, leviter verrucoso, 

 albo, apotheciis partim majusculis, rufis aut fuscescentibus, adpressis, 

 0.360 mm crassis, margine mediocri, disco planiusculo, hypothecio su- 

 perne rufescente, inferne pallidiore pallidove, KHO violascente, hy- 

 menio O.120 — O.iio mm crasso, epithecio dilute rufescente et pallido et 

 decolorato in eodem apothecio, KHO dilute violascente, perithecio 

 pallido aut partim intus rufescenti-pallido, KHO violascente (conf. Nyl. 

 Bot. Zeit. 1861 p. 338, Stizenb. 1. c, 1863, p. 61). 



2. B. propinqua Hepp 



in Stizenb. Krit. Bem. Lee. Nadelf. Sp. (1863) p. 58; Arn. Fl. 

 1866 p. 531, 1871 p. 55, Lich. Exs. (1871) n. 463, (1894) n. 1627, Lich. 

 Frank. Jur. (1884) p. 183; Th. Fr. Lich. Scand. II (1874) p. 353; Jatta, Fl. 

 It. Cr. Lich. (1911) p. 582. Lecidea Nyl. in Norrl. et Nyl. Herb. Lich. 

 Fenn. IV (1875) n. 184; Zwackh Lich. Exs. (1883) n 846. Secoliga 

 fuscorubella var. ,1 propinqua Stizenb. Krit. Bem. Lee. Nadelf. Sp. 

 (1863) p. 58. Biatora atrogrisea .1. anomala Hepp Flecht. Eur. IX (1860) 

 n. 519. 



Exs. Hepp 1. c. — Arn. 1. c. — Norrl. et Nyl. 1. c. — Zwackh 

 1. c. — Lojka, Lich. Univ. (1885) n. 33. 



Thallus tenuis aut sat tenuis, leviter verrucoso- aut 

 verruculoso-inaequalis, albidus aut glaucescens vel cine- 

 rascens. Apothecia mediocria aut sat parva, fusconigra aut 

 cinereo-rufescentia aut nigricantia, semiglobosa, adpressa, 

 late adnata, margine mox excluso. Hypothecium superne 

 violascenti-rubricosum, KHO pulchrius violascens. Hymenium 

 crassum. Epithecium varie coloratum, partim decoloratum, 

 partim sordide subolivaceum aeruginosumve aut olivaceo- 

 nigricans aut subviolascens, KHO dilutius coloratum. Sporae 

 vulgo aciculares, sat crassae. 



Distr. Ad corticem Populi. Ta.: Ad Letku in Tammela 

 (A. Kullhem), in Evo (J. P. Norrlin). 



Hypothallus indistinctus. Apothecia sparsa aut interdum 

 sat crebra, lat. O.7 — O.4 mm, basi leviter constricta, crass. 

 0.320 — 0.240 mm, baud pruinosa, opaca, margine tenui. Peri- 

 thecium tenue, sordide violascens aut extus et inferne dilutius 

 coloratum aut decoloratum, partibus coloratis KHO pulchrius 

 violascentibus, chondroideum, ex hyphis formatum radiantibus, 



