Contents 

 PAGE 



LEAFY-MOSSES (Continued) 



Genus Pleuridium . . ' 137 



Pleuridium subulatum 138 



Genus Bruchia 139 



Brucbia ftexuosa . . . . . . .139 



Genus Archidium 140 



Arcbidium Obiense 140 



Genus Astomum ......... 141 



A sternum Sullivantii 142 



Genus Gymnostomum 143 



Gymnostomum calcareum 143 



curvirostrum 144 



Genus Weisia 145 



Weisia viridula 146 



Genus Trematodon 147 



Trematodon ambiguum 149 



longicottis 150 



Genus Dicranella 150 



Dicranella beteromalla 151 



Genus Dicranum 152 



Dicranum flagellare . . . . . .154 



scoparium 155 



Genus Fissidens 157 



Fissidens adiantoides 160 



Genus Leucobryum , .161 



Leucobryum vulgare 163 



Genus Octoblepharum 165 



Octoblepbarum albidum 165 



Genus Ceratodon 166 



Ceratodon purpureum 167 



" " var. xantbopous . .169 



" " aristatus . . . .169 



" " minor 169 



Genus Pottia 169 



Pottia truncate 170 



Genus Ditrichum or Leptotrichum . . . .171 



Ditricbum pallidum 171 



Genus Barbula 172 



Barbula unguiculaia . . . ... . 1/3 



" ccespitosa 



xi 



