INDEX 



307 



Dehiscence of Sporangium of Sela- 



ginella, 20 



Desmids, 169, 172, 291 

 Dichotomy, 14, 113, 190, 193 

 Didymium difforme, 285 

 Dioecious prothallus of Equisetum, 



113 



Discomycetes, 240 

 Diseases caused by Fungi, 217 

 Dodder. See Cuscuta 

 Dry-rot, 217 

 Dwarf-males of (Edogonium, 154 



Ectocarpus siliculosus, 185-189 

 Elaters of Equisetum, 98 



of Pellia, 121 



Elodea(Part I., 42), 23 

 Embryo of Equisetum, 104 



of Male Fern, 72 



of Selaginella, 29 



Embryology, 28 

 Embryo-sac of Picea, 33 



formation of, in Sequoia, 34 



Endodermis, double, in Equisetum, 

 91 



of root of Equisetum, 91, 96 



of stem of Equisetum, 85 



of root of Male Fern, 51 



of stem of Male Fern, 47 



of Selaginella, 10 

 Endosperm, development of, in 



Cycadese, 34 

 Endospores, 273 

 Endothecium, 142 

 Enzymes, 220 

 Epibasal, 72 

 Epidermis of Equisetum, 89 



of Funaria, 128, 138 



of Male Fern, 49, 50 



of Pellia, 112 



of Selaginella, 13 



Equisetum druense, 78-108 



affinities of, 300 



limosum, 85, 99 



maximum, 99 



varlegatum, 85 



Erysiphe, 236 

 Eye-spot* 162 



FERMENTATION, 271 

 Ferments. -~See Enzymes 



Fern, Bracken, 42 



Filmy, 35, 42, 44, 76 



Male, 37-77 



Ferns, affinities of, 300 



Tree, 38, 42 



Fertilisation, 28, 301 

 of Callithamnion, 209 



- of Equisetum, 104 

 of Funaria, 136 



of Male Fern, 69 



of (Edogonium, 155 

 of Pellia, 119 



- of Pelvetia, 198 



of Pythium, 226 



of Selaginella, 28 



of Sphcerotheca, 237 

 - of Vaucheria, 180 



Florideae, 201-212 



affinities of, 293 



Foot in Equisetum, 1 05 



in Funaria, 142 



in Male Fern, 72 



- in Pellia, 121 



in Selaginella, 30 



Fossil Equisetacese, 107 

 Frond of Male Fern, 40 

 Fruit of Ascomycetes, 240 



of Callithamnion, 210 



of Funaria, 137 



of Pellia, 120 

 Fucacese, 184-189 



Funaria hygrometrica, 126-145 

 Fungi, 216-269 



affinities of, 291 



GERMINATION OF.ECiDiospOREs,260, 



of ascospores of Physcia, 250 



of Sphcerotheca, 239 



of Bacteria, 273 



of carpospores of Callith- 

 amnion, 212 



of conidia, 239 



of Ectocarpus, 186, 188 



ofmega,sporesofSelaginella,24. 



of microsporesof Selaginella,2Q 



of ob'spore of (Edogonium, 156 



of Pelvetia, 199 



of oospore of Pythium, 227 



of Vaucheria, 181 



of spores of Equisetum, 99, 100 



,- of Male Fern, 43 



of Mushroom, 268 



