„ 2. _Oomycetes_ 100 Family 1. Entomophthorales 102 „ 2. Chytridiales 102 „ 3. Mycosiphonales 104 Class 2. MESOMYCETES 108 Sub-Class 1. _Hemiasci_ 108 „ 2. _Hemibasidii_ 109 Class 3. MYCOMYCETES (HIGHER FUNGI) 114 Sub-Class 1. _Ascomycetes_ 114 Series 1. Exoasci 116 „ 2. Carpoasci 118 Family 1. Gymnoascales 118 „ 2. Perisporiales 119 „ 3. Pyrenomycetes 125 „ 4. Hysteriales 132 „ 5. Discomycetes 132 „ 6. Helvellales 136 Ascolichenes 136 Sub-Class 2. _Basidiomycetes_ 144 Series 1. Protobasidomycetes 145 „ 2. Autobasidiomycetes 157 Family 1. Dacryomycetes 159 „ 2. Hymenomycetes 159 „ 3. Phalloideæ 172 „ 4. Gasteromycetes 173 Basidiolichenes 176 Fungi Imperfecti 176 DIVISION II. MUSCINEÆ (MOSSES) 181 Class 1. HEPATICÆ 188 Family 1. Marchantieæ 190 „ 2. Anthoceroteæ 191 „ 3. Jungermannieæ 191 Class 2. MUSCI FRONDOSI 192 Family 1. Sphagneæ 193 „ 2. Schizocarpeæ 195 „ 3. Cleistocarpeæ 195 „ 4. Stegocarpeæ 195 DIVISION III. PTERIDOPHYTA 198 Class 1. FILICINÆ 205 Sub-Class 1. _Filices_ 205 Family 1. Eusporangiatæ 210 „ 2. Leptosporangiatæ 212