INDEX. 



343 



Microscopic species, 309. 

 Mineralogical character of habitat, 103. 

 " Mogador Orchella-weed," 134. 



Moisture, effects of, on growth of thallus, 48, 55, 71, 205. 

 Molecular movements, of spores (vide Spores) ; of spermatia {vide Spermatia). 

 Moniliform thallus, 121 ; moniliform filaments of medullary tissue, 277, 

 285. 



Monoecious species, 281. 



Mortar of walls, Lichens growing on, 304. 



"Moss," term as applied to Lichens, 38, 123. 



" Moss, Canary Rock," 190 ; " Common yellow wall," 209 ; " Iceland," 154 ; 

 "Necklace," 125; "Norway Rock," 174; " Pustulatous," 177; "Swe- 

 dish," 224; "Tartareous," 224; "Tree," 123; "Velutous or Velvet," 174. 



Mosses (Lichens) used in dyeing, 91. 



Mougeot and Nestler's £ Lichenes Exsiccati,' 121, 154. 



Mucilage in thallus or apothecia, 279, 293, 298. 



Mud, Lichens growing on, 104, 269. 



Muscicolous species, 102, 222, 224, 231, 242, 281. 



" Muscus arhorei seu querni," 125. 



Museums, collections of Lichens and Lichen-dyes in Scotch, 88. 



Naked spores (vide Spores). 

 Natural system of classification, 27. 

 Necked apothecia, 294. 

 " Necklace Moss," 125. 

 New Holland species, 97, 123. 

 Nomenclature of British Lichens, 116. 

 Norwegian species, 154, 174, 177. 

 Norwegians, use of Lichens by the, 200. 

 Nostoc, affinity of Lichens to, 278. 

 Nova Zembla, Lichens of, 101. 



