SUBJECT INDEX 



$31 



Rhizopus 



nodosus, 224 



oryzae, 32, 75-77, 224 



reflexus, 224 



suinus, 27-28, 141 



tritici, 18, 48, 51, 75-77, 224 

 Rhodopaxilhis nudus, 302 

 Rhopobota vaccmimia, 184, 444 

 Rhytisnia 



acerinum, 190, 232 



salicinum, 189 

 Rhytismites, 483 

 Ribes 



americanwn, 22$ 



nigrum, 214, 22$ 



rotundijolium, 214 

 Riboflavin, 25, 26, 41, 82, 290, 325 

 Rice, 49, 281, 405 



Richards' solution, 3, $, 156, 157, 283 

 Rickets, 82 



Ringworm, 366, 379-390 

 Ripe rot of grapes, 239 

 Rocks, 474 



sedimentary, 475 

 Rodents, 168^ 176, 202, 251, 367 

 Root, mycorrhizal, 306, 309 

 Roquefort cheese, 49 

 Rosaceae, 298, 403, 407 

 Rosellinia necatrix, 26 

 Rosellinites 



Beyschlagii, 484 



congestus, 484 



congregants, 482 



schusteri, 481 

 Roses, 238, 239, 244, 376, 407 



black spot, 248 

 Rotifer, 463 



Rozella marinum, 461, 462 

 Rozites gonglyophora, 452 

 Rubidium, 3 

 Rubroglaucin, 84 

 Russula, 285 



cyanoxantha, 302 



emetica, 201, 302, 343, 34$, 346, 351 



laricina, 302 



lepida, 302 



nigricans, 302 



rhodoxantha, 302 



rubra, 302 

 Rusts, 84, 168, 169, 170, 176, 177, 

 199-200, 214, 252, 263, 264, 

 268, 271, 285, 327, 405,' 406- 

 408, 417, 418, 419, 451 



Rusts, blister, 285, 420 



Ruta, 231 



Rutaceae, 298 



Rye, 258, 262, 3$1, 358, 359 



Sabouraud's media, 380 

 Sabouraudia, 384 

 Sabouraudites, 384 



aster oides, 386 



felmeus, 387, 392 



granidosus, 386 



gypseus, 386 



lactic olor, 386 



radiolatus, 390 



ruber, 390 

 Sabulina octona, \16 

 Sac char omyces, 431 



cerevisiae, 28, 60, 63, 77, 140, 145, 

 268, 282, 288 



rosaceus, 282 

 Saccharomycetaceae, 369 

 Sake, 49 

 Salamander, 174 

 Salep, 310 

 Salicaceae, 403 

 Saltations, 145-146, 259, 385 

 Sambiicus nigra, 307 

 Sanitary measures in disease pre- 

 vention, 427 

 Sapindaceae, 298 

 Saprolegnia, 180, 181 



ferax, 19, 431, 459 



mixta, 4 



monoica, 19 



parasitica, 22 



torulosa, 168 

 Saprolegniaceae, 459, 460, 461, 463, 



464, 466, 480 

 Saprolegniales, 167, 180 

 Saprotrophic fungi, 1, 30, 295 

 Sapwood rots, 251 

 Sarcoscypha 



coronaria, 190 



minuscula, 404 



protracta, 189, 190 

 Sargassum, 469 

 Scab, of barley, 360-361 



of citrus, 269, 411, 449 



of potatoes, 161, 286 



of stone fruits, 411 

 Scale insects, 408, 443, 445, 447, 448, 

 449 



