Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 



129 



7. Catillaria. Ad corticem arborum aut ad muscos, terram aut 

 saxa crescentes. Sporae decolores. Thallus gonidia continens. 



[Scutula. Parasitae lichenum. Sporae decolores. Mycelium go- 

 nidiis destitutum. Ad Fungos pertinentes.] 



ft Sporae murales, septis transversis et longitudinali- 

 bus divisae. 



5. Sporopodium. Sporae decolores aut pallidae obscurataeve. 

 B. Sporae strato gelatinoso indutae. 



6. Rhizocarpon. Sporae 1— 3-septatae aut murales, decolores 



aut obscuratae. 



II. Sporae simplices. 



X Sporae 8:nae aut raro — 16:nae aut — solitariae. 



8. Lecidea. Saprophytae aut ad terram aut ad saxa crescentes. 

 Sporae ellipsoideae oblongaeve aut raro globosae, mediocres aut parvae. 

 Thallus gonidia continens. 



[Nesolechia. Parasitae lichenum. Sporae decolores. Mycelium 

 gonidiis destitutum. Ad Fungos pertinentes.] 



XX Asci polyspori. Sporae minutissimae aut raro parvae. 



9. Biatorelia. Thallus gonidia continens. 



[Tromera. Mycelium gonidiis destitutum. Ad Fungos pertinen- 

 tes.] 



1. Toninia (IVIass.) Koerb. 



Syst. Lich. Germ. (1855) p. 182; Mass. Ric. Lich. Crost. (1852) 

 p. 107 p. p. Lecidea subg. Toninia Vain. Etud. Lich. Bres. II (1890) 

 p. 9. Toninia *Eutoninia Th. Fr. Lich. Scand. II (1874) p. 330 p. p. 



Thallus squamulosus aut ex areolis crenulatis lacinu- 

 latisve aut e verrucis prolificantibus constans. Apothecia 

 sessilia. Sporae 8:nae, decolores, tenues, longae, bacillares 

 acicularesve, 3— pluri-septatae. Gonidia ad Cystococcum 

 pertinentia. 



A. Hypothecium pallescens aut decoloratum. 



t Hypothallus radiciformis. 

 1. T. squalida (Schleich.) Mass. Thallus squamis rugosis, l.s— O.s 

 mm latis. 130. 



T. verruculosa (Th. Fr.) Vain. Thallus verruculis O.s— 0.2 mm 

 latis, prolificationibus glomerulos crassos formantibus. 131. 

 it Hypothallus baud radiciforme elongatus. 



9 



