420 



INDEX 



Rhabdoweisia fugax 255, 306 

 f ugax subdenticulata 255 

 Rhacomitrium aciculare 267 

 canescens 269 

 ericoides 269 

 epilosa 269 

 subepilosa 269 



cyclodictyon 268, 312, pi. xxxn, f. 3 

 fasciculare 267 



haplocladon (267) 

 minor 267 

 heterostichum 268 



affine 268 

 lanuginosum 268 

 f alcata 268 

 stricta 268 



microcarpum palmeri (267) 

 nevii 267 

 palmeri (267) 

 patens 267 



sudeticum alaskanum 267 

 tenuinerve 267 



Rhizoclonium riparium implexum 178 

 Rhodamea floccosa (154, 186) 

 Rhodochorton rothii 160, 204 

 Rhodomela 154 



floccosa 154, 159, 186, 202 

 larix 159, 186, 200, 202 

 Rhodymenia palmata 5, 159, 187, 200 



pertusa 157, 159, 200 

 Rhoicosphenia curvata 211 

 Rhynchophoma 29, 31 

 radula 21 



raduloides 20, 24, 60, pi. v, f . 17 

 Rhynchostegium serrulatum 296, 306 

 Rhytisma rhododendri 23 



salicinum 23, 32 

 Rinodina sophodes 102 



sophodes atrocinerea 102 

 confragosa 102 

 nimbosa 102 

 turfacea 102, 112 

 miniarea 102 

 roscida 102 



Rivularia biasolettiana 163 

 Rock tripe 7 

 Russula nigrodisca 47 



Sagedia macrospora loi 



Salix 7 



Salt$ 



Sargassum agardianum 157 



Sauteria alpina 345 



Scapania 259 



albescens (343, 365) 



bolanderi 343, 365 



curta 366 



irrigua 366 



nemorosa 366 



umbrosa 366 



undulata 365 

 Schizothrix lacustris 161 



lardacea 160 



Scleroderris treleasei 24, 56, pi. in, f . 7 

 Scleropodium 303 



cespitosum 295 



colpophyllum 295 



illecebrum 295 



krausei (295) 

 Sclerotium durum 49 



varium 49 



Scolecotrichum graminis 16 

 Scyphophorus bellidiflorus (88) 

 Scytonema figuratum 162 



mirabile 161, 162 



myochrous 162 



varium 162 

 Scytosiphon 184, 186 



bullosus 158, 185 



lomentarius 158, 184, 185 



complanatus 185 

 Selaginella rupestris (394, 395) 



rupestris sibirica (394) 



schmidtii 394 



krauseorum 395 



selaginoides 395 



spinosa (395) 



struthioloides 395 

 Septoria canadensis 18 



chamissonis 19, 62, pi. vi, f. 25 



dearnesii 19 



eriophorella 19, 62, pi. vi, f. 24 



eriophori 19 



grylli 19 



petroselini treleaseana 19, 62, pi. vi, 

 .23 



rubi 18 



scirpi 19 



