INDEX 



403 



Rhodochaotaceao, 338 



Rhodochaetales, 338 



Rhododendron, 365 



Rhodonicla, 339 



Rhodomclaccac, 330 

 /ilhodophyceae, 205, 338 

 'Rhodophyllidaocae, 339 



Rhodophyllip, 339 



Rhodynienia, 339 



Rhodynioniacoae, 339 



Rhodynieniales, 339 



Rhoedales, 3G4 



Rhus, 372 



Rhytisnia, 341 



Ribes, 309. 3G9 



Riccia, 244, 348 



Ricciaccae, 348 



Ricciales, 348 



Riccias, 348 



Rice Grasses, 359 



Rioinolcic acid, 143 



Ricinus, 305, 363 



Ringed vessels, 36 



River- weeds, 357 

 ^^ividaria, 331 



Kivulariaceae, 165, 331 



Rivularias, 165 



Robinia, 369 



Roccella, 342 



Roccellaccae, 342 



Rockweeds, 201, 337 



Root (thickened), 320 



Roots, 256 



Rootstocks, 319 



Rosa, 307, 368 



Rosaceae, 368 



Rosales, 368 



Rose, 307, 368 

 -apples, 307 



Ronnd Diatoms, 181, 333 



Rubiaceae, 373 



Rubiales, 373 



Rul)us. 291 



Riulbeckia, 315, 375 



Ruderal plants, 320 



Runners, 319 



Rushes, 358 



Russian Thistle, 325 



Russula, 345 



Rusts, 232, 347 



Ruta, 363 



Rutaceae, 363 

 Rutilariaceae, 334 



S 



Sabal, 300 

 Sabiaceae, 371 

 Saccharoniyces, 223, 344 

 Saccharomycetaceae, 344 

 Saccharose, 17, 146 

 Sac-Fungi, 213 

 Sachs's solution, 98 

 Sac-spores, 213 

 Sage, 304 



Sagittaria, 291, 357 

 Salicaceae, 364 

 Salicin, 149 

 Salicylic acid, 141 

 Salix, 364 

 Salsola, 365 

 Salvadoraceae, 366 

 Salvia, 304, 305, 367 

 Salvinia, 259, 353 

 Salviniaceae, 353 

 Sambucus, 315, 373 

 Sand-bur, 325 

 Sanguinaria, 364 

 Sanicula, 372 

 Santalaceae, 371 

 Sapindaceae, 371 

 Sapindales, 371 

 Sapindus, 371 

 Saponin, 148 

 Sapotaceae, 366 

 Saprolcgnia, 186, 335 

 Saprolegniaceae, 186, 335 

 Saprolegniales, 335 

 Sap wood, 62 

 Sarcina, 331 

 Sarcoscypha, 224 

 Sargassaceae, 337 

 Sargasso Sea, 203 

 Sargassum, 202, 337 

 Sarraceniaceae, 362 

 Sarraceniales, 362 

 Saururaceae, 361 

 Saxifraga. 369 

 Saxifragaceae, 36 

 Saxifrages, 369 

 Scalariforni vessels, 36 

 Scale Mosses, 247, 349 



