INDEX 



269 



Toninia — Con. 



ruginosa 103 

 squalida loi 



Usnea 222 



articiilata 225 

 californica 226 

 ceratina 224 

 dasj-poga 224 

 dasypoga plicata 225 

 florida 223 

 hirta 223 

 longissima 222 

 rubiginea 223 



Verrucaria 38 



calciseda fusca-spora 42 



Verrucaria — Con. 

 melas 41 

 muralis 41 

 nigrcsccns 40 

 rupestris 39 

 Stanford! 42 

 \iri(!ula 40 



Xanthoria 231 



lychnea laciniosa 235 

 lychnaca pj'gmaca 236 

 parietina 235 

 polycarpus 235 

 ramulosus 236 



Zahlbrucknera 129 

 calcarea 129 



