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expertcs, medio septatae, 9x3^/a/u, gelatine distentae, maxima 

 copia e peritheciis erurapentes. 



In foliis Papaveris nudioaulis. * - 



Ascochyta Drabae Oudem. 



Perithecia in foliorum laminis petiolisque innata^ sparsa, 

 membranacea; atra, subsphaerica, poro centrali denique supra 

 epidermidem prominentia^ 100 — 130 /*. Sporulae oblongae, 

 10x2^3 i^> utrimque obtusae, medio septatae ibique levissime 

 contractae, coloris expertes. Ob folia emarcida minime 

 clarum an maculae in vivis sint distingueudae. 



In foliis petiolisque Drabae alpinae. 



Spbaerella Octopetalae Oudem. 



Perithecia epipltylla, subgregaria, minutissima, 50 /^, 

 afra, absque uUomaculaium vestigio^ parte basilari in foliorum 

 parenchymate abscondita, apicali vero supra epidermidem 

 prominente, e parenchymate laxo, fuscescenti-nigro contexta. 

 Asci maturi, 70 — 80x25 ^w, membrana sursum praesertim 

 gelatinoso-incrassata, 8-spori^ paraphysibus deficientibus. 



JSporidia coloris expertia, di-vel tristicha, oblongo-obovata, 

 21x7 [if septata, ad septum levissime constricta, parte dimi- 

 dia antica latiore subhemisphaerica circa 9 /i, poslico pau- 

 lulum angustiore^ magis oblonga^ circa 12 i^ longa. 



In foliis Dryadis octopetalae, 

 Spbaerella Potentillae Oudem, 



Perithecia in foliis aridis hospitaiitia, AscI inaequilateri, 

 oblongo-clavati, aparaphysati, 70 — 80x14 jw, coloris expertes, 

 membrana ubique aequali, vulgo 20 in eodem perithecio. 

 Sporidia disticha, recta, coloris expertia, oblongo-obovata^ 

 1-septata, 18—23x5—7 ^, parte dimidia anteriore latiore 

 rotundata, posteriore multo angustiore, ad altitudinem septi 

 paululum constricta. 



In foliis aridis Potentillae fragiformis, 



Microthyrium arcticum Oudem. 



Perithecia in foliis aridis amphigena, superficialia, vulgo 

 gregaria, imo dense conferta, dimidiata, minuta, 60 — 100 ;«, 

 aterrima, plus minus nitentia, efFoeta rugosa, centre perforata, 

 Asci 35 X 7 jW. Sporidia disticha coloris expertia, bacilliformia, 

 medio septata. — Cum praecedente, 



Plioma Astragali alpini Oudem. 



Perithecia caulogena , sparsa , atra , priino abscondita^ 

 denique superficialia, depresse-globosa, ostiolo breve-conico, 



170—200 i". Sporidia dilutissime flavescentiaj continua, 



