310 



INDEX 



Physcia parietina, 240-251 



affinities of, 292 



Phytophthora infestans, 223 



Picea, 26, 33 



Pileus, 264 



Pilobolus crystallinus, 228-234 



affinities of, 292 



Pinna, 40 



Pinnate, 40 



Pith in Equisetum, 85 



Pits of Callithamnion, 203 



Placenta, 55 



Planogametae,"166, 187 



Plasmodium, 279, 287 



Pleurococcus vulgaris, 290 



Polystelic, 44 



Procarpium, 208 



Proinycelium, 256 



of Equisetum, 100 



of Male Fern, 43, 62-64 



of Selaginella, 20, 33 



Protonema, 143 



Protoxylem of Equisetum, 86 



of Male Fern, 47 



of Selaginella, 10, 11 



Pseudopodia, 280 



Pteridophyta. See Vascular Cryp- 

 togams 



Puccinia graminis, 251-263 



Malvacearum, 268 



Pyrenoids of (Edogonium, 149 



of Spirogyra, 164 



ofUlothrix, 160 



Pythium Baryanum, 213-228 

 affinities of, 291 



RACHIS, 40 



Ramenta, 41, 48 



Receptacles, 190, 194 



Respiration of Bacteria, 274 



Rhizoid of Funaria, 131 



of Lichen, 242 



of Sphcerotheca, 236 



of Vaucheria, 175, 178 



Rhizophores, 4, 13 



Riccia, 297 



Root of Equisetum, 80, 90, 95 



of Male Fern, 42, 50 



of Selaginella, 13 



Root-cap of Equisetum, 95 



of Male Fern, 53 



of Selaginella, 15 



Root-hairs of Equisetum, 91, 100 



of Funaria, 127, 131 



of Male Fern, 52, 61 



of Pellia, 111 



of Selaginella, 28 



Rootlet of Equisetum, 96 



of Male Fern, 54 



Root-tubercles of Leguminosae, 275 



Rust, 251 



SAPROPHYTES, 216, 269, 270 



Sargassum, 201 



Scalariform, 12, 47 



Schizophyta, 290 



Sclerotium, 282 



Seaweeds, 146, 183, 201 



Selaginella, 1-37 



affinities of, 301 



Sequoia, formation of embryo-sac, 34 

 Seta of Funaria, 137 



of Pellia, 120 



Sexual generation. See Oophyte 

 Sieve-plates of Pelvetia, 191 

 Siphonese, 174, 177, 181 



affinities of, 291 



Soredium, 248 

 Sorus, 43, 55 



Spawn of Mushroom, 264, 268 

 | Spermagonia, 250, 260 

 i Spermatium, 206, 250, 261 

 ! Spermatozoids of Equisetum, 101 



! of Funaria, 134 



of Gymnosperms, 29, 32, 75, 

 107, 301 



of Male Fern, 65 



of (Edogonium, 152, 155 



of Pellia, 116 



of Pelvetia, 195 



of Selaginella, 21 



of Vaucheria, 179 



tipkcerotheca, affinities of, 202 



Castagnei, 235-240 



pannosa, 236 



Spirogyra, 168-174 



affinities of, 290 



Sporangium of Edocarpus, 186 



of Equisetum, 82, 96 



of Male Fern, 42 



of Myxomycetes, 283 



- - of Pilobolus, 230 



plurilocular, 187 



of Pythium, 221, 227 



