182 BOTAN IQUE. 



OPEGRAPHA COMMA, Ach. 



O. crusta effusa albissima subpulverulenta, apotheciis 

 sessilibus minutis gracillimis sparsis subcjlindricis bre- 

 vir/sculis rectiSy longioribus subjlexuosis , disco angustis- 

 simo. 



Syn. Graphis Comma, Eschw., Lich. Bras., p. 76. 

 Opegrapha cincta, Pers., Act. Wetter. II, P. 1, p. 15, 



t. 10, fig. 4. Ach.Synops., p. 334. 

 Opegrapha Comma, Ach., 1. c._, p. 73. 

 Graphis linela, Ejusd., 1. c, p. 80. 

 Graphis tenella, Ejusd., 1. c, p. 80, ex el. Fe, qui hanc 



cum binis prsecedentibus sub nomine O. gracilis (Sup- 



plm., p. 22) conjungit. 

 Opegrapha farincea et calcea Fe, Essai, p. 27 et 28, 



fide Eschweileri; el. Fe facile huic opinioni assen- 



ticnte, Supplm., p. 22. 

 Graphis linela et Comma, Spreng., 1. c, p. 250. 



Hab. Ad cortices arborum Gljphidi favulosa? confinis 

 lecta. 



OPEGRAPHA PROSODEA, Ach. 



O. crusta cartilagineo-membranacea sordide pallido- 

 juscescente, apotheciis sessilibus crassis subcjlindricis ni- 

 tidiusculis rectis a marginibus conniventibus elevatis dis- 

 cumque claudentibus subearinatis . 



Syn. Opegrapha Bonplandi, Fe, Essai, p. 25, t. V, 



fig. 4. 

 Graphis prosodea , Spreng., 1. c. 

 Opegrapha prosodea, Ach., Meth. Lich., p. 22, et 



Synops., p. 74. 



Var. g minutissima, Fe {Supplm. , p. 20), lirellis (apo- 



