FL 
70. Jahrgang. 
N: 9, Regensburg, 21. März 1887. 
Inhalt. W. Nylander: Addenda nova ad Lichenographiam europaeam, — 
J. Freyn: Die Gattung Oxygraphis und ihre Arten. — P. Gabriel Strobl: 
Flora der Nebroden. (Fortsetzung.) — Anzeige, 
Addenda nova ad Lichenographiam europaeam. 
Continuatio quadragesima septima. — Exponit W. Nylander, 
1. Homopsella aggregatula Nyi. 
Thallus nigricans minutus papillato-aggregatulus congestus 
verrucoso-diffractus; apotheeia subeoncoloria eonvexiuscula im- 
marginata (latit. 0,1—0,2 millim.), demum impressa; sporae 
8nae simplices ellipsoideae vel subglobosae, longit. 0,009—0,012 
millim., erassit. 0,007—0,010 millim. Iodo gelatina hymenialis 
vinose rubescens. 
Supra saxa arenaria prope Trikuli in Hungaria (Lojka). 
Genus videfur novum prope Lichinellam disponendum et 
differens praecipue gonimiis minutis defectuque paraphysum. 
Thallus papillis constitutus formae sicut in Lepfogio mieroscopieo, 
papillis crassit. eireiter 0,07 millim., intus confuse cellulosus; 
gonimia parum concatenafa. Apothecia lecanorina, sed margine 
thallino non prominulo. Thecae cylindraceae. 
2. Pyrenopsis tenualula Nyl. 
Subsimilis P. fuscalulae, sed minor, tenuior, apotheeiis puncti- 
Flora 1887. 9 
