180 E. A. Vainio, Lecideales. 



vulgo subconcolore, tenui aut sat tenui, vulgo demum ex- 

 cluso. Hypothecium superne pallidum aut dilute rubricoso- 

 rufescens, KHO non reagens aut leviter subviolaceum. 

 Perithecium in margine extus vulgo subviolaceo-rufescens, 

 KHO violaceum. Hymenium sat crassum. Epithecium sor- 

 dide subviolaceo-fuscescens, KHO violaceum. Paraphyses 

 simplices. Sporae aciculares, sat longae, gracillimae, rectae 

 aut leviter contortae, pluri-septatae. 



Var. hypochroa Vain. L. luteola y. L. arceutina Ach. Meth. 

 Lich. (1803) p. 61. 



Hypothecium superne pallidum, KHO baud aut leviter rea- 

 gens. 



Distr. Ad corticem Sorbi, Populi, Betulae, Alni, Abietis in 

 provinciis meridionalibus. N.: Kyrkslatt (A. Kullhem, Vain.), Helsing- 

 forsia (J. P. Norrlin, F. Elfving, Vain.). Ka.: Vanhaviipuri Viburgi 

 (Vain.). Ta.: Kuivajarvi, Saukoniemi, Jokioinen in Tammela (A. Kull- 

 helm). 



In specimine orig. Acharii in Suecia lecto apothecia crass, circ. 

 0.240 mm. Hypothecium superne sordide fulvo-lutescens vel subpalli- 

 dum, inferne decoloratum, KHO non reagens, strato chondroideo irre- 

 gulariter contexto, crasso. Perithecium ex hyphis radiantibus, pachy- 

 dermaticis formatum, tubulis tenuibus, oblongis elongatisve, in margine 

 extus sordide violascens, KHO violaceum. Hymenium O.oto — O.oeo mm 

 crassum, jodo obscure vinose rubens. Epithecium sordide subviolaceo- 

 fuscescens, KHO purpureum. Paraphyses arete cohaerentes, crass. 

 0.001 mm, apice leviter incrassatae. Sporae aciculares, leviter contortae 

 aut rectae, long. 0.046— O.oso, crass. O.oois mm. — In specimine ad Vibur- 

 gum lecto hypothecium etiam inferne medio plectenparenchymaticum. 



— Observante Nyl. (n. 17888 in herb, suo) conidia filiformia, bene cur- 

 vata, long. O.ois — O.020, crass. O.ooos mm. 



Var. endophaeotera Vain. 



Hypothecium superne rubricoso-rufescens aut dilute fuscescens 

 vel rubricoso-pallidum, KHO rubricosum. 



Distr. Ad corticem Sorbi, Populi, Salicis capreae, Betulae, Juni- 

 peri, Abietis et ad lignum in provinciis meridionalibus. Ab.: Skrabbole 

 in Pargas (F. Elfving). N.: Kyrkslatt (A. Kullhem). Ka.: Vanhaviipuri 

 Viburgi (Vain.). KOI.: Nikola (F. Elfving). Ta.: Sarkijarvi, Pahki- 

 jarvi, Saukoniemi, Letku in Tammela (A. Kullhem), Tiirismaa in Hol- 

 lola (Vain.). 



Variatio parum est constans, saepe in var. hypochroam transiens. 



— Hypothallus indistinctus aut tenuissimus nigricansque. Apothecia 



