37 



Plecanium 45, 156. 



Plectina 50, 293. 



Pleomassaria 48, 58. 



Pleospora 31, 45. 48, 56. 



Pleretes 33, 58. 



Pleurocapsa 42, 14. 



Pleuromya 41, 68. 



Pleurostomella 45, 156. 50, 282. 321. 



Pleurotaenium 42, 10. 



Pleurotoma 32, 43. 46. 37, 47. 90. 93. 



107. 121. 41, 20. 151. 160. 171, 46, 



66. 72. 79. 

 Pleurotomaria 37, 47. 41, 52. 

 Pleurotus 31, 62. 48, 137. 50, 54. 

 Plicaria 31, 37. 

 Plicatula 50, 278. 

 Plusia 33, 153. 43, 244. 47, 74. 

 Pluteus 31, 62. 48, 137. 

 Poa 32, 103. 48, 170. 50, 269. 

 Podiceps 39, 36. 

 Podon 42, 74. 

 Podocoryne 42, 70. 

 Podosphaera 48, 42. 

 Poecilostoma 31, 114. 

 Polarlicht 47, 132. 

 Polia 33, 107. 

 Pollicipes 37, 47. 

 Polycarpinae 43, 212. 

 Polycelis 45, 153. 

 Polycera 36, 15. 

 Polydrium 42, 7. 

 Polydrosus 32, 70. 

 Polygala 50, 249. 

 Polygonatum 50, 266. 

 Polygonum 43, 224. 47, 56. 48, 151. 



50, 263. 

 Polymorphina 32, 37. 37, 41. 92. 45. 



157. 50, 284, 297, 324. 

 Polymorphismus von Primula 35, 121 

 Polynoe 42, 72. 



Polyommatus 33, 16. 43, 241. 47, 69. 

 Polypodium 47, 59. 50, 271. 

 Polyporus 31, 68. 48, 125. 50, 40. 

 Polysiphonia 47, 102. 48, 84. 

 Polystemma 42, 71. 



Polystichum 47, 59. 48, 157. 50, 271. 



Polystigma 31, 44. 48, 46. 



Polystomella 32, 36. 



Polystomum 45, 98. 



Pontoporeia 42, 67. 



Populus 43, 227. 46, 108. 48, 153. 



50, 265. 

 Porina 43, 108, 109. 

 Poromya 32, 25. 

 Poronia 48, 68. 

 Porphyrbreccie 36, 19. 

 Porphyre 35, 100. 

 Porphyrit 31, 85. 

 Porthesia 33, 66. 

 Posidonia 37, 29. 

 Potamanthus 31, 117. 

 Potamogeton 31, 164. 47, 56. 48, 82. 



50, 265. 

 Potentilla 43, 211. 48, 150. 170. 50, 



254. 

 Pratella 50, 77. 



Primula 32, 100. 36, 161. 50, 263. 

 Pringsheimia 47, 107. 

 Prinos 47. 55. 

 Priobium 32, 69. 

 Prionus liasinus 48, 72. 

 Proboscina 43, 103. 

 Probst Jesar, See 50, 154. 

 Profile der Bützower Brunnen 39, 140. 

 Pronomaea 32, 61. 

 Propolis 31, 44. 

 Proropis 48, 6. 

 Prothymia 33, 158. 

 Protococcus 42, 6. 

 Protomyces 31, 84. 

 Protomyia dubia 41, 208. 

 Protomyrmeleon Brunonis 41, 204. 

 Protozoen bei Rostock 46, 113. 

 Prunus 43, 207. 46, 108. 47, 54. 50, 



253. 

 Psalliota 31, 63. 48, 135. 50, 76. 

 Psammosolen 41, 34. 

 Psathyra 31, 63. 

 Psathyrella 48, 133. 

 Pseudalius 45, 111. 

 Pseudohelotium 31, 39. 



