470 



INDEX 



RHO 



Rhodomela (Ag.), 209 

 Rhodonielacea;, 209, 170, 174 

 Rhodophyll, 194 

 Rhodospermeae, 191 

 Rhodospermin, 194 

 Rhodosporea;, 191 

 Rhodymenia (Grev.), 208, 186 



— bihda (K.tz.), 196 



— palmata (Grev.), 209 



— Palmetta (Grev.), 186 

 Rhodymeniacea;, 208, 171, 186 

 Rhytidolepida;. 117 

 Riccia(L.), 165, 166, 148 



— glauca(L.), 148 

 Ricciaceae, 160, 165, 146-148 

 Ridge, 100, 106, 124, 129, 81 



Riella (Mont.), 156, 159, 165, 166, 146 



— helicophylla (rilont.), 146 

 Rivularia (Roth), 436, 363 



— fluitans (Cohn), 436 



— polyactis (Hauck), 353 

 Rivulariaces, 185, 427, 428, 433. 445, 363-365 

 Roccella tinctoria (DC), 284 



Roestelia (Reb.), 386 



Root-cap, 18, 78, 109 



Root-hair, 18, 78 



Rotation of protoplasm, 175, 163 



' Royal Fern,' 73, 90, 66, 67 



Rozella (Cornu), 345, 347 



Rumex, 364 



Russula adusta (Fr.), 308 



Rye, 310 



Rytiphloea (Ag.), 194, 209 



Saccharomvces (Meyen), 4, 380, 381, 268, 313 



— albicans (Reess), 380 



— cerevisiae (Meyen), 380, 288, 313 



— ellipsoideus (Reess), 380 



— Mycoderma (Reess), 380 



— Pastorianus (Reess), 380 

 Sacconema (Brzi.), 437 

 Sacheria (Sir.), 214 

 Saddle, 51 



.Salicaceae, 310 



Salmon-disease, 332 



Salvinia (L.), 17, 18, 25, 31, 7-11 



— natans (L.), 7-11 

 Sahaniaceae, 12, 13, 20, 25, 114, 7-13 

 Saprolegnia (Nees ab Esenb.), 4, 332, 333. 334, 



335, 338, 339, 346, 347 

 Saprolegnieae, 4, 308, 312, 324, 332, 338, 347, 



377, 291, 292 

 Saprophytes, 315, 316, 317, 329, 366, 454 

 Sargasso Sea 232 

 Sargassum (Ae.), 230, 232, 235, 211 



— bacciferum (Ag.), 232. 236, 211 

 Scalariform conjugation, 260, 265, 233. 234. 236, 



237 



— tracheide, 18, 76, 98, 123 

 Scenedesmus (Mey.)^ 303, 418, 352 



— obtusus Mey.), 352 

 Schizaea(Sm.), 90, 91 

 SchizEeaceae, 64, 80, 81, 90, 122, 43, 69 

 Schizochlamys (A. Br.), 417, 348 



— gelatinosa (A. Br.), 348 

 Schizogonium (Ktz.), 279 

 Schizomycetes, 433, 449, 379-382 

 Schizoneura (Schimp.), 124 

 Schizophyceae, 408, 336-378 

 Sciadiaceae, 410, 411 

 Sciadium (A. Br.), 411, 336 



— arbuscula (A. Br.), 336 

 Sclerenchyme. 75, i23> ^3, 54 

 Scleroderma (Pers.), 397 



SOR 



Sclerosis, 58, 309, 39 



Sclerote, 309, 310, 361, 373, 374, 376, 392, 404, 



271,309, 310.311,318 

 Sclerotinia (Fckl.), 373 



— Fiickeliana (de By. and Wor.), 361, 374 



— sclerotiorum (de Bj-.), 360, 361, 373, 374, 

 271 



Sclerotium (Tode), 310 

 Scoiecopteris (Stur), 122, 94 



— polymorpha (Stur), 94 

 Scolopendrium (Sm.), 8t, 85, 58 

 Scutiform leaf, 28, 8, 9 

 Scyamina (V'an Tiegh.), 295 

 Scylonema (Ag.), 438, 441, 445, 279 

 Scytonemaceae, 303, 427, 428, 433, 437, 366, 



367 

 Scytonemeae, 438, 441, 445, 366, 367 

 Scytonemin, 427, 437 

 Scytosiphon(Ag.), 239, 241, 245 



— lomentarium (Ag.), 246 

 Scytosiphonaceae, 245 

 Seaweeds, 184, 190, 191, 235, 237 

 Sebacina (Tul.), 389 

 Secondary capitulum, 178, 163 



— embryo-sac, 14, 52, 3 



— -growth in thickness, 49, 116, 125 



— markings, 420, 353 



— prothallium, 39 

 Secotium (Kze.), 395 



— erythrocephalum (Tul.), 396 

 Secreting system, 139 

 Seftenbergia (Cord.), 122, 94 



— ophidermatica (Stur), 94 

 Seirospora Griffithsiana (Harv.), 204 

 Seirospore, 196, 204, 180 



Selaginella (Spring), 19, 20, 38, 39, 47, 20-27 

 - — caulescens Spr.), 20 



— denticulata (Lk.), 24 



— insqualifolia (Spr.), 22. 23, 25-27 



— Martensii(Spr.), 20, 2l' 

 Selaginellaceab, 12, 13, 18, 10, 38, 115, 130, 



20^33, 87-91 

 Selagmelleae, 38,^ 39, 20-27 

 Selenastrum (Reinsch), 186, 303 

 Seta, 134, 144, 146, 110, 112 

 Sewage-fungus, 454 

 Sheath, 50, 428, 430, 434, 437 

 Shepherd's Purse, 326 

 Shield, 177, 163 



Side-view (of diatoms), 421, 354 

 Sieve-hypha, 244 

 Sieve-plate, 240, 244, 217 

 Sieve-tube, 18, 58, 240, 244. 217 

 Sigillaria, 117, 118, 89, 91 

 Sigillariostrobus, 117, 118 

 Silica, 102, 107, 419, 420 

 Siphon, 192 

 Siphoneae, 186, 280, 281, 290, 308, 410, 248, 



249 

 Siphonocladaceae, 186, 190, 279, 280, 281, 288, 



304, 411, 256-258 

 Siphonocladus (Schr.), 289 

 Sirogonium (Ktz.), 264, 265, 267 

 Sirosiphon Ktz.), 439, 441, 449 

 Sirosiphoneae, 437, 438, 439, 441 

 Solenites (L. & H.), 119 

 Sorastreae, 186, 291, 302, 414, 418, 264, 265 

 Sorastrum (Ktz.), 186, 302, 264 



— spinulosum (Nag.), 264 



Sordaria (Ces. and De Not.), 354, 359, 360, 



370 

 Sorede, 319, 282 

 Sorophore, 37, 19 

 Sorosporium (Rud.), 350, 352 



— Saponariae (Rud.), 351 



