TABLE OF CONTENTS. 



PAGE 



3. Pyrenomycetes 108 



4. Discomycetes no 



5. Tuberaceae 112 



6. Reduced Ascomycetes 113 



1. Exoascus 113 



2. Yeast- fungi 113 



7. Lichens 114 



5. Uredineae 128 



6. Basidiomycetes .131 



Second Group. Muscineae 140 



I. Hepaticae 14.!. 



1. Series of Jungermannieae 153 



a Jungermannieae 153 



b Anthoceroteae 156 



2. Series of Marchantiaceae 158 



a Riccieae 158 



b Marchantieae 159 



II. Musci 163 



1. Sphagnaceae 181 



2. Andreaeaceae 184 



3. Phascaceae 184 



4. Bryineae 185 



Third Group. Vascular Cryptogams 189 



I. Filicineae 196 



A. Leptosporangiate Filicineae 197 



1. Homosporous Filicineae 197 



1. Hymenophylleae .......... 227 



2. Cyatheaceae ........... 227 



3. Polypodiaceae 227 



4. Gleicheniaceae 228 



5. Osmundaceae ........... 228 



2. Heterosporous Filicineae . . . .... 228 



1. Salviniaceae .... 244 



2. Marsiliaceae . . . 244 



B. Eusporangiate Filicineae ... . ... 245 



1. Ophioglosseae .... . . . 245 



2. Marattiaceae . . 251 



II. Equisetineae ............. 256 



A. Homosporous Equisetineae .... .... 256 



B. Heterosporous Equisetineae 272 



1. Annularieae ........... 272 



2. Asterophyllites 273 



III. Sphenophylleae 273 



IV. Lycopodineae 274 



A. Lycopodiaceae 274 



1. Homosporous Lycopodiaceae . 274 



2. Heterosporous Lycopodiaceae ... 281 



B. Psilotaceae .... . .282 



C. Ligulatae 283 



