133 



Prunella 



polytrophum {Nitrobacter), V. 190, 192, 



193*, 210. 

 Pombe {Schizosaccharomyces) , III. 54, 57, 



58, 257, 265, 279, 281, 284, 285, 286, 



292*, 343; IV. 319. 331; V. 62, 64. 66, 



67, 69. 70, 161. 167. 

 pomonana (Carpocapsa), I. 160. 

 Poptili {Cryptocampus) , I. 65. 

 populnea (Saperda), I. 58. 

 populneus (Thecabius), I. 37. 

 Populus, I. 6, 29, 58, 65. 



— alba, I. 39, 58, 62, 370. 



— canadensis, I. 43. 



— italica [Populus pyramidalis), I. 35, 39, 

 46. 58. 



— nionilifera, I. 58. 



— nigra. I. 3, 35, 36, 37, 39; IV. 12. 



— pyramidalis, I. 35, 39, 46, see also: 

 Populus italica. 



— tremula, I. 4, 37, 40, 44, 46, 49, 58. 

 63. 70. 



Porphyra, IV. 131. 



— vulgaris, IV. 131. 

 Porphyridium, II. 301. 

 Portulaccaceae, III. 152. 

 Potentilla reptans, I. 24, 71. 



— verna, I. 44. 



Poter iuni Sanguisorba, I. 44. 

 Pritnulinae , I. 49. 

 proboscidea {Trypeta), I. 62. 

 prodigiosum (Bacierium), {Bacillus pro- 



digiosus), II. 332, 335, 339, 344; III. 



33, 42*, 320, 343; IV. 30, 42, 161, 197, 



333-341; V. 3, 28, 30, 33, 35. 38. 39, 



42-55, 57. 58. 66. 67, 76, 79, 81, 82. 



84. 85, 86, 95, 149, 156, 208, 212, 218, 



235. 236, 255, 256. 274; VI. 62. 

 prodigiosus {Bacillus), II. 332, 335, 339. 



344; III. 33, 42*. 320, 343; IV. 30, 



42, 161, 197, 333-341; V. 3, 28. 30. 



33. 35, 38, 39, 42-55, 57. 58. 66. 67. 



76. 79. 81. 82, 84, 85, 86. 95, 156, 218. 



235, 236. 255. 256, 274; VI. 62, 



see also: Bacierium prodigiosum. 

 prodigiosus {Micrococcus), II. 201, 344. 

 prodigiosus albus {Bacillus), IV. 336. 338, 



339; V. 39. 43. 45, 46. 48. 49. 50,51. 



57, 59, 85, 156. 

 prodigiosus albus hyalinus {Bacillus), IV. 



336, 338; V. 45. 46, 48. 

 prodigiosus albus opacus {Bacillus), V. 



48. 

 prodigiosus auratus {Bacillus), IV. 335. 



336, 337, 339. 340; V. 39. 45. 46, 47. 



49. 50, 51. 



prodigiosus auratus albus {Bacillus), IV. 



336; V. 46. 51. 

 prodigiosus auratus viscosus {Bacillus), 



IV. 336; V. 46. 

 prodigiosus hyalinus {Bacillus), IV. 335, 



336, 337; V. 39. 45. 46, 47. 49, 50. 

 prodigiosus hyalinus albus {Bacillus), IV. 



336; V. 46, 49. 

 prodigiosus hyalinus viscosus {Bacillus), 



IV. 336. 337. 338; V. 46. 47. 49. 

 prodigiosus hyalinus viscosus albus {Ba- 



cilliis), IV. 336. 338; V. 46. 

 prodigiosus roseus {Bacillus), V. 43, 47, 



48. 50. 57. 213. 214. 

 prodigiosus roseus 1 {Bacillus), IV. 335, 



336, 339; V. 39. 45, 46, 156. 

 prodigiosus roseus 2 {Bacillus), IV. 335, 



336. 339; V. 39, 45, 46, 159. 

 prodigiosus viscosus (Bacillus), IV. 336, 



337. 339; V. 28. 39. 45. 46. 48. 51. 85, 

 109. 110, 255. 256. 



prodigiosus viscosus albus {Bacillus), IV. 



336; V. 46, 48, 51, 85. 

 propylicum {Granulobacter), III. 316. 

 Proteobacter, IV. 112. 



— pseudopulcher, IV. 26, see also : Bacil- 

 lus pseudopulcher. 



— septicum, IV. 26, see also: Bacillus 

 septicus. 



— skatol, IV. 26. 

 Proteus, II. 167, 243. 



— vulgaris Hauser {Bacillus proteus, Bac- 

 ierium vulgare), II. 339; III. 32, 248; 



V. 3, 218.^ 



proteus {Bacillus). II. 339; V. 218, see 



also: Proteus vulgaris. 

 Proteus {Vibrio)', II. 200, 201; IV. 204. 

 Protococcaceae, II. 227, 313; III. 22, 25; 



V. 288. 

 Protococcus, II. 301. 



— humicola, V. 41, see aXso: Cystococcus 

 humicola. 



— viridis, III. 22, 24, see also: Cysto- 

 coccus humicola. 



Protomyces macrosporus Unger, I. 13. 

 Protomyceies, I. 13. 



Prototheca, IV. 231, 232, 233, 234, 235; 

 V. 59, 60, 61. 86, 167. 



— Beijerinckii, V. 60. 



— chlorelloides, V. 60. 



— Krügeri, V. 60, 88*. 



— moriformis Krüger. V. 60. 

 Protozoa. II. 308; III. 44, 45. 46. 47. 



48; VI. 16. 

 Prunella vulgaris, I. 13, 



