INDEX. 



341 



Innumerable spores, 292, 308. 



Inorganic constituents of thallus (vide Analysis). 



Intercellular substance, 40, 81. 



Intermittent fevers, use in, 209, 267, 297. 



Inuline, 80. 



Invalids, use of Lichen-jelly to, 157, 183. 

 Iodine, reactions of, on tissues, 66, 111, 130, 207. 

 Iron, peroxide of, in thallus, 49, 52, 230, 240, 292, 314. 

 Isidioid degeneration of thallus, 43, 57, 202, 218, 219, 221, 223, 224, 264, 

 297. 



Itzigsohn, discovery of spermogones by, 145. 



Jaundice, reputed specifics in, 152. 



Jelly, species yielding a, 83, 156, 175, 183. 



" Jelly-Lichens," 276. 



" Kenkerig" of Wales, 200. 

 " Korkalett" of Shetland, 225. 



Lacinise, thalline, 35. 

 Lakes, 86. 



Lateral apothecia, 62. 

 Lava, Lichens growing on, 78, 263. 

 "Leaf-Lichens/' 213. 

 Lecanoric acid, 84. 



Leighton, researches of, 30, 117, 120, 245, 246. 

 Lens, use of pocket, in examining species, 111. 

 Leprose thallus, 34, 206, 218, 240, 257, 295, 300, 307. 

 "Letter-Lichens," 245. 

 Levantine Orchella- weeds, 137. 

 " Lichen," origin of name, 24. 



