INDEX 



459 



Rhizohium, 102 

 Rhizoid, 163 



Rhizophore, 281, 240, 243 

 Rhizopus, 117, 118, 119 

 Rhodophyceae, orders, 85 



summary, 93, 94 

 Rhynia, 213 

 Riccardia, capsule, 182 

 Riccia, gametophyte, 162 



sporophyte, 170 

 Riella, 173, 174 

 Rivularia, 12 

 Root, mature, 365, 366 



tip, Allium. 365 

 Pteris, 279 



trace, 212, 222 

 Rootcap, 365 

 Resales, 402 

 Rubiales, 406 

 Rusts, 142 



autoecious, 146 



heteroecious and other, 145 



S 



Saccharomyces, 122 



Sagittaria, development of embryo, 396, 



397 

 Salicales, 399 

 Salix, megasporangium, 384 



root, 367 

 Salvinia, 299 



sporangia, 302 



sporocarp, 302 

 Salviniaceae, 299 



embryo, 302 



gametophytes, 301 



sporo carps, 300 



sporophyte, 299 

 Santalales, 400 

 Sapindales, 402 

 SaprohgnJa, 113 

 Saprolegniales, 113 



summary, 114 

 Saprophyte, 100 

 Sarcina, 101 

 Sargassum, 84 

 Sarraceniales, 402 

 Scenedes7niis, 33, 34 

 Schizaeaceae, 276 

 Schizomycetes, 100 



activities, 102 



structure and reproduction, 100 



summary, 103, 156 

 Schizosaccharomyrea, 123 

 Scitaminales, 408 

 Sclerodermaceae, 152 

 Sclerotinia, 132 



Sclerotium, 135 

 Claviceps, 136 

 Myxomycetes, 105 

 Xylaria, 139 

 Scytonenia, 12, 13 

 Sedum, carpels, 382 

 Seed, 353, 409 

 Seedling, 398 

 Selaginella, 230 

 embryo, 238 



female gametophyte, 237 

 male gametophyte, 236 

 megasporangium, 233, 235 

 microsporangium, 233-235 

 stele, 232 

 stem tip, 231 

 Selaginellales, 230 

 embryo, 237 

 gametophytes, 234 

 sporangia, 231 

 sporophyte, 231 

 summary, 237 

 vascular anatomy, 231 

 Sepal, 373 

 Seta, 161, 169, 172 

 Sex, determination, 175 

 evolution, 417 

 organs, Andreaeales, 197 

 Anthocero tales, 187 

 Aspergillus, 126 

 Bryales, 200 

 Claviceps, 135 

 evolution, 149 

 Jungermanniales, acrogynae, 184 



anacrogynae, 179 

 Laboulbeniales, 140 

 Lichenes, 155 

 Marchantiales, 164 

 Perisporiales, 128 

 Plectascales, 127 

 Pyronema, 130 

 Sphaerocarpales, 174 

 Sphaerotheca, 129 

 Sphagnales, 193 

 Venturia, 137 

 origin, 418 

 significance, 422 

 Sexuality, further expressions of, 421 

 Sieve tube, 210, 369 

 Sigillaria, 239 

 Silphium, endosperm, 393 

 Siphonales, 57 

 summary, 61 

 Siphonocladiales, 54 



summary, 57 

 Siphonostele, amphiphloic, 211, 281 

 ectophloic, 211, 282 



