INDEX. 



599 



Polyporus sanguineus, 251, 362. 



tuberaster, 257, 288, 864. 



versicolor, 362. 



xauthopus, 362. 



Polysaccum, 342. 

 Polysipliouia, 200. 



urceolata, 206. 



Polysticlium vestitum, 609, 613, 534, 



LonoMtis, 617. 



PoIytEcnia, 631. 

 Polytriehum aloides, 489. 



ciliatum, 489. 



dendroides, 489. 



giganteum, 489. 



juniperinum, 489. 



tortile, 489. 



Polyzonia cuueifolia, 201. 

 Porodothion, 394. 

 Poronia punctata, 441. 

 Poropterides, 523. 

 Porothelium, 357, 361. 

 Porphyra, 164. 



Boryana, 111. 



vulgaris, 205. 



Porphyroglossum, 191. 

 Potato Murrain, 65. 

 Pottia flavipes, 481. 



Heimii, 481. 



Leprieurii, 481. 



truncata, 480. 



Prangos ferulacea, 60. 

 Prasiola, 163. 



Presl, arrangement of ferns, 521. 

 Preuss, on Papulsespora, 309. 

 Priestley's green matter, 97. 

 Pringsheim, impregnation of Algse, 

 10, 107. 



on Zygnema, 153. 



Propolis, 291. 



Prosaptia, 634, 644. 

 Prothallus, 11. 



supposed of Conifers, 50. 



Protococcus, 76. 



cruentus, 115. 



pluvialis, 10, 92. 



nivalis, 116 



Protophyta, 71. 

 Psichohormium, 164. 



Pseudoootyledoneee, 421. 



Psilotum, 360. > 



Psora, 416. ' 



Pterisaquilina, 67,610,514, 619,636. 



esculenta, 619. 



Pterocladia, 191. 

 Pterogonium hirtellum, 504. 

 Pterogramma, 530. 

 Pteropsis, 630. 

 Pteruln, 314. 

 Ptilidium ciliare, 466. 

 Ptilota, 17. 

 Ptychomitrium, 486. 

 Pucciuia Amorphse, 326. 



incarcerata, 30. 



graminis, 316, 324, 326. 



■ lateripes, 325. 



macropus, 325. 



Punctaria, 215. 

 Pj'cnidia, 331. 

 Pyrenastrum, 394. 

 Pyrenothese, 390. 

 Pyxinei, 403. 



Quekett, Treatise on Microscope, 

 420. 



E 



Eacomitrium lanuginoaum, 484. 



Eadula complanata, 465. 



Eadulum, 361. 



EaflBesia, 6. 



Rafflesiacese, 32. 



Eagiopteris, 542. 



Ealfs, on Desmidiacese, 119. 



transmission of Algse, 106. 



Ealfsia, 213. 

 Eamalina calicaris, 417. 



farinacea, 380, 



polymorpha, 417. 



scopulorum, 417. 



Ravenelia, 316, 223. 



glandulseformis, 305. 



