INDEX TO GENERA AND SPECIES. 



323 



Pottia con fin ued. 



ininutula, 270. 



truucata, 270. 



Wilsoni, 270. 

 Pottiei, 57, 267. 

 Pseudoleskea,48,137. 



atrovirens, 138. 



catenulata, 138. 

 Pterig-ynandrum, 49, 

 147. 



filiforme, 147. 

 Pteroe:onium, 49, 152. 



irnicile, 152. 

 Ptychodium, 48, 133. 



plicatum, 133. 

 Ptychomitriei, 55,231. 

 Ptychomitrium, 55, 

 231. 



polyphyllum, 231. 

 Pylaisia, 48, 141. 



polyantha, 142. 



Racomitrium, 55, 232. 



aciculare, 236. 



canescens, 233. 



eUipticum, 236. 



fasciculare, 234. 



heterostichum, 234. 



lanuginosum, 233. 



microcarpum, 234. 



patens, 236. 



protensum, 235. 



sudeticum, 235. 

 Rhabdoweissia, 59, 

 290. 



deuticulata, 291. 



fugax, 290. 



Rhyncostee^um,89,92. 

 Ripariacei, 56, 248. 



Schistidium, 56, 242. 



apocarjDum, 2i3. 



confertum, 243. 



maritiinum, 243. 

 Schistocarpi, 61, 309. 

 Schistostega, 50, 161. 



osmundacea, 161. 

 Schistostep:ei, 50, 161. 

 Scleropodium, 83. 

 Seligeria, 59, 288. 



calcarea, 288. 



calcicola, 289. 



pusilla, 288. 



reciirvata, 289. 



