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— XVII — 
Seite Seite 
Plagiochila Polystichum 
asplenioides Nees. . 104 angulare L. 
Plagiotheeium J. Braunii Sp. 101 
latebricola Wils. 15 hastulatum Gennar. 122 
* nanum Juratzka 31 Lonchitis Roth 101 
Schimperi Juratzka Polystigma 
& Milde. 15, 175 typhinum DC. 49 
sylvaticum Polytrichum 
v. cavifolium Juratzka 55 sexangulare Hoppe 56 
Plananthus Polyzonia 
inundatum (L.) P. B. 101 * australis Lenorm. 110 
lueidulus Michx. 101 | Porocyphus 
Selago P. B. areolatus Flotow 178 
Platygyrium Poronia Fr. 49 
repens Brid.. . . 16, 168 Porphyra 
Platysphaera Dumort 1 31 laciniata Ag. var. 107 
Pleospora Rbnhrst, 23,51, | Pottia 
* Agaves Ces. & De N. 23 bryoides Dieks 39 
* Dianthi Ces. & DeN. . 24 caespitosa Bruch 15, 38 
* herbarum Rbahrst, 155 cavifolia Autt. — 38 
* heterospora Ces. & DeN. 24 . . barbuloides Dur. 39 
* rebissia 3 23 erinita Wies. 39 
Pleuridium eustoma _ 
palustre a 136 v. auripes C Müll, 39 
* Pleurochaete Lindberg Heimii Hdwg. . 15, 39 
squarrosa Bridl, . 40 intermedia Fürnr. . 39 
Pleurotœnium lanceolata Hedw. 39 
* nobile Richter 129 latifolia CMull. 39 
vertieillatum Bailey 129| * pallida Lindl. 33 
Plocaria pilifera Dicks 39 
armata Mont. 160 Ba . - 
recta With. 
. 67 Starkeana Hedw. 16, 38 
au 0 subsessilis Brid. . 38 
Podospora Ces. 52 8 
Polyblastia truncatula L.. 38 
* fusco-argillacea Anzi. 95 Wilsoni Hock. 39 
* palleseens Anzi . 95 | Pragmopora 
* solvens Anzi . 95 _ * macrospora DeN, . 116 
Polypodium __ Prasiola i 
* Dryopteris L, * stipitata Suhr. . 103 
v. erectum 100 | Preissia 
hexagonopterum Mehx, 100 commutata 107 
Phegopteris L. R 100 | Propolis Fr. ex. p. ; 
Robertianum Hfm, . 100 * versicolor Fr. 68 
vulgare L, 100 | Protococcus 
Polyporus atlantieus Mont, . 98 
— 11 marinus Kg. 98 
* Gordoniensis B. & Br. 81 salinus Dunal 98 
lueidus (Leyss) 117 Protomyces 
* osseus Ralchbr, 117, 144 endogenus Unger. * 
vaporarius Fr. maerosporus Ung. . 4 
var. secernibilis 181 Menyanthis de Bary 4 
Polysiphonia mierosporus Ung. 4 
serpens DNt, . 113 Paridis Ung. . 4 
Polystichum Solani v. Martins 4 
acrostichoides Schott. 101 Stellaria Fuckel 4 
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