338 



INDEX. 



Epithalline growths, 56, 212. 

 Equivocal generation of Lichens, 22. 

 Erose thallus, 180. 

 Erratic species, 5], 211, 228. 

 Evernic acid, 84. 



Examination of Lichen-tissues, rules for, 111. 



Exciple, colour of, 64 ; proper, 61, 235, 257, 264, 279, 287, 301, 305 ; thai- 

 line, 60, 279, 290, 296, 299, 300. 



Experiments on dyeing properties of Lichens, 88, 135. 



Exogenous growth of thallus, 56; exogenous structure of Phanerogamia, re- 

 semblances to, 124. 



"Fahln-laf " of Scandinavia, 203. 

 Fairy -rings, 56. 



Fairies, use of Lichen-dyes by the, 199. 



Farinose thallus and apothecia, 42, 193, 272. 



Fastigiate thallus, 139, 288. 



Fatty matters in the Lichen-thallus, 92, 155, 209. 



Female disorders, use in, 126, 200. 



Filaments, medullary, 39, 143, 304 ; moniliform, 277- 



Filamentous species, 109; filamentous thallus, 37? 121, 279. 



Fixune, 36, 39, 47, 161, 166, 171. 



Florentine Orchill, 137. 



Foliaceous species, 109; foliaceous thallus, 35, 150, 181, 276, 290. 

 Foliicolous species, 102, 308. 



Fodder for animals, use as, 82, 125, 153, 157, 158, 228, 263, 274. 

 Food to man, use as, 51, 80, 228, 274. 

 Formation of soil, use in, 78, 235. 

 Fossil Lichens, 53. 



Franklin, use of Lichens as food to, 175. 

 Fries, classification of, 27. 



