14 KEY TO THE ARRANGEMENT. 



62. CONIOCYBE. Apothecia globose, stipitate, the margin 

 of the coloured proper exciple obscure. Spores 

 spherical, simple, almost uncoloured. Thallus crusta- 

 ceous, or now almost obsolete. 



Ser, II, ANGIOCARPI, (Schrad.) Fr, 

 Apothecia globular, opening only by a pore at the summit. 



Trib, 5, VERRUCARIACEI. Apothecia globular ; a proper 

 exciple (perithecium) covering a similarly shaped hyme- 

 nium (nucleus) which is itself included in a more or less 

 distinguishable inner envelope (amphithecium). 



Fam. 1. ENDOCARPEL Thallus foliaceous, becoming 

 squamulose. 



63. ENDOCARPON. Apothecia immersed in the thallus; 



perithecium much reduced ; amphithecium pale, or at 

 length now blackening ; paraphyses obsolete. Spores 

 ovoid, ellipsoid, or oblong, mostly simple, now bi- 

 quadrilocular, or rarely muriform-multilocular, brown, 

 or decolorate. Thallus foliaceous, monophyllous, or 

 squamulose, passing also into sub-crustaceous states. 



64. NORMANDINA. Apothecia immersed in thalline warts ; 



perithecium indistinct; amphithecium black; para- 

 physes obsolete. Spores oblong, 8-locular, uncoloured. 

 Thallus squamseforra, monophyllous. 



Fam. 2. VERRUCARIEI. Thallus crustaceous. 

 Sub-Farn. 1. SEGESTEIEI. Apothecia solitary 5 perithe- 

 cium coloured. 



65. SEGESTRIA. Apothecia immersed in thalline warts; 



perithecium coloured ; amphithecium pale, or finally 

 blackening; paraphyses distinct. Spores ellipsoid, 



