184 E. A. Vainio, Lecideales. 



Thallus tenuis aut modice incrassatus. Apothecia sanguineo- 

 rubescentia, baud pruinosa. 



Distr. Ad corticem Quercus in Ramsholm in Jomala in Al. 

 (F. Elfving). Ad corticem vetustum in Kyrkslatt in N. (A. Kullhem). 

 Ad corticem Populi in Klimskij in KOn. (Th. Simming). 



Thallus verrucis adnatis aut squamaeformi-adscendentibus. Apo- 

 thecia crebra aut sparsa, disco piano aut demum depresso-convexo, 

 margine concolore, baud aut interdum primum prominente. Perithecium 

 in lamina tenui pallidum, KHO non reagens. Hypotbecium superne 

 pallidum aut dilute pailido-rubricosum (KHO non reagens), inferne 

 decoloratum. Hymenium O.no — O.120 mm crassum, totum dilutissime 

 pallidum aut decoloratum, KHO non reagens, jodo persistenter caeru- 

 lescens aut partim demum vinose rubens. Sporae aciculares, septis 

 7 — 18, long. 0.046 — 0.067, crass. O.002— O.004 mm. 



Var. pachythallina Vain. 



Thallus crassus, subcoralloides. Apothecia baud pruinosa, disco 

 rufescente testaceove. 



Distr. Supra muscos destructos (Anomodon longifolius, verisi- 

 militer in rupe) ad Perttiniemi in Karelia Onegensi (Th. Simming). 



Thallus circ. 2 — 1 mm crassus, e verrucis constans subsquamae- 

 formibus, adscendentibus, confertis et subcoralloideo-connatis ramosis- 

 que, pallescens aut albido-glaucescens. Apothecia simplicia aut tuber- 

 culoso-ramosa confluentiave, margine pallido aut raro rufescente, per- 

 sistente, crassiusculo aut excluso (rarissime etiam pruinoso, quare haec 

 variatio in var. porriginosam transit). 



Var. porriginosa (Turn.) Vain. Lichen porriginosus Turn, in Trans. 

 Linn. Soc. VIll (1807) p. 94 (orig. in herb. Ach.). Lecidea luteola /. 

 porriginosa Ach. Lich. Univ. (1810) p. 196; Nyl. Lich. Scand. (1861) p. 

 209, Lich. Armor. (1863) p. 412. Secoliga rubella f. porriginosa Stizenb. 

 1. c. (1863) p. 50. Bacidia rubella ,i porriginosa Th. Fr. Lich. Scand. II 

 (1874) p. 345; Arn. Lich. Frank. Jur. (1884) p. 182. B. fraxinea Lonnr. 

 Fl. 1858 p. 612. B. rubella *coronata Koerb. Parerg. Lich. 2 Lief. (1860) 

 p. 131. B. rubella var. lecanorina (Hepp in litt., Arn.) Krempelh. Lich. 

 Bay. (1861) p. 225; Arn. Lich. Fragm. XI (1871) p. 56. B. rubella var. 

 albomarginata (Caldesi) Rabenh. Lich. Eur. XXI (1861) n. 581. 



Exs. Plot. Lich. Exs. (1829) n. 222 C (sec. Arn. Lich. Frank. Jur. 

 p. 182). — Zwackh Lich. Exs. (1854) n. 232 p. p. (sec. Stizenb. I.e.). — 

 Rabenh. Lich. Eur. XXI (1861) n. 581. — Stenh. Lich. Suec. Exs. n. 

 53 B p. p. (sec. Arn. 1. c). — Malme Lich. Suec. Exs. XXVII (1917) 

 n. 661. 



Thallus sat tenuis aut modice incrassatus aut raro tenuis. Apo- 

 thecia disco testaceo aut rufescente aut raro pallescente, margine prui- 

 noso aut nudo in eodem specimine. 



