1895. 



MICROSCOPICAL JOURNAL 



75 



Spores oblong only, colorless or decolorate y — Continued. 

 y Th. foliaceous x 

 X Apothecia immersed 

 X Apothecia sculelkijform z 

 z Spores 2-4 locular 

 z Sp simple 

 y Th lUus uniform x 



X Apothecia patellseform u 

 X Apo. rounded or oblona; z 

 u Spores bi-qnadri-locular or fusiform and acicular 

 u Sp. bi-plurilocular or muriform multilocular 



45 Heterothecium 

 z In a diffrora rounded or stellate pseudo-stroraa 56 Arthonia 



63 Endocarpon 



Speerschneidera 

 10 Parmelia 



44 Biatora 



57 Mycoporum 



7 Shizopelte 

 Myriangium 



37 



In a ditform pseudo-stroma 

 b Oblong ovoid b 

 b Colorless x 

 b Decolorate y 



X Thallus fruticulose 



x Th. rounded, no gonidia 



X Th. squamulose i 



i Without podetia 22 Panuaria 



i With podetia 41 Cladonia 



X Thallus uniform z 



z In a white stroma 54 Chiodecton 



z In a stellate pseudo-stroma 56 Arthonia 



z In a diflbrm pseudo-stroma 57 Mycoporum 



y In a stellate pseudo stroma 56 Arthonia 



y In a ditform pseudo-stroma 57 Mycoporum 



y Apothecia turbinate 71 Pyrenastrum 



c Oblong decolorate 

 c Spores colored x 

 c Sp. colorless y 

 c Sp. decolorate z 

 X Apothecia urceolate 

 x Apo. scutellaeform 

 X Apo. patellae form 

 X Apo. lirellelajform 

 X Apo. Crateriform 

 X Apo. rounded, concave 

 X Apo. globular, immersed in the thallus 

 i Thallus foUiaceous 



i Th. uniform, disappearing 67 



i Th. obscure q 



q Apothecia prominent 



q Apo. turbinate 71 



y Thallus fruticulose 1 

 y Th folliaceous 2 

 y Th. squamulose 

 y Th. crustaceous w 

 y Th. fiUiform 23 Ephebe 



y Th. monophylous 63 Endocarpon 



y Th. lobulate v 

 y Th. uniform u 

 y Th. obselete or obscure t 



1 Disk and thallus pale 2 Ramalina 



1 Apothecia zeorine 31 Lecanora 



Thelotrema 

 12 Pyxine 

 47 Buellia 



53 Graphis 

 61 Calicium 



55 Glyphis 



Endocarpon 

 Trypethelium 



70 Pyrenula 

 Pyrenastrum 



63 Endocarpon 



63 



Apo. 



scutelkeform becoming black all over and lecideoid 



12 Pyxine 



