234 



GENERAL INDEX. 



Type. 



fungal, 46 

 thalline, 47 



Ulf-mossa, 22, 164 



Umbilicaria, 20, 123 

 papulosa, 123 

 Pennsylvanica, 124 

 pustulata, 124 



"Umbilicus, 44 



Units, morphological, 6 



Urceolaria, 145 



actinostoma, 146 

 scruposa, 146 



Usnea, 3, 167 



barbata, 23, 168 

 linearis, 167 

 longissima, 168 



Variolaria, 200 



Vasculum, 58 



Velvet-moss, 122 



Verrucaria, 173 

 fuscella, 174 

 margacea, 174 



Verrucaria. 

 muralis, 174 

 nigrescens, 174 

 pyrenophora, 174 

 rupestris, 174 



Verrucariacefe, 169 



Vesuvius, 92 



Virey,22 



Voigt, 7 



Wallroth, 2, 8 

 Weather-side, 60 

 Weber, 1 



Whooping-cougb, 23, 168 

 Willey, 



Wolf's-moss, 22, 164 

 Woroniu, 13 



Xylographa, 128 



opegraphilla, 128 

 parallel! a, 128 



York, duke of, 23 



Zambia, 111 



