Verrucaria. 305 



c^Tnatiis inscnlptis nigris foveolam aequantibus macula- 

 ribus dein vertice concaviusculo patellari obtuse - margi- 

 nato subemergentibus , peritbecio nigro nucleo byalino 

 farcto. V. mutabilis b. hypothematica JFallr. I. I. V. 

 cocrulea DC gall. II. 318. V. plumbca Ach. lich. 285., 

 syn. 94. V. grisca Pcrs. in Uster. Ann. XI. 19. nec 

 JVilld. L. plumbosus Sm. engl. bot. t. 2540. L. coeru- 

 leus Ramund. 



Ad saxa calcarca duriora Tburing. et Hercyn. infer. 

 passim in pripris consortio cujus forma tepbropbaena 

 est. (Blastematis indole compactili crassiore intui- poly- 

 cblorogonimico et cymatiorum figura ad V. mutabilis v. 

 laevatam magis accedit nec, quamvis ab illa colore gry- 

 sro ex c3 r matiorum copia tephrophaeno (Naturg. II. 515.) 

 primo intuitu recedere videatur, transitus perspicuos re- 

 stinguit et caute a V. areolata dignoscenda est.) 



753. V. muralis Ach., blastemate heteromerico 

 effuso primum compactili s, leioplacino nitido raro in- 

 cuso subpulverulento candido cblorogonidia obducente, 

 cymatiis hemisphaericis majusculis nigris basi immersi3 

 umbone umbilicato - depresso tenuiter papillatis nucleo 

 albo-h^-alino farctis. V. muralis Ach. lich. 288., syn. 36. . 



a. compactilis , bl. strato superiore compactili sub- 

 testaceo calcem illinitam s. crustam contiguam lactis in- 

 star coactam mentiente, cymatiis immersis parvis umbone 

 emersis. V. calciseda DC. gall. II. 317. 



/?. incusa, bl. strato superiore incuso s. eraso crti- 

 stam verrucosam pulverulentam candidam mentiente. 



y. rhodophaena, strato bl. epiblastetico incuso rho- 

 dotropo, cymatiis immersis. — Pyrcnula titanophila Sprcng. 

 Jahrb. I. 3. p. 124. 



Var. a. ad muros calce confectos, ipsam calcem men- 

 tiens; /?. ad saxa arenaria Thuring. ; y. ad rupes calca- 

 reas Germaniae australis. 



754. V. epipolae a Ach., blastemate heteromerico 

 crustaceo primum determinato contiguo albo-ciuerascente 

 dein tenuiter rimuloso, cymatiis hemisphaericis majuscu- 



