INDEX 



691 



Physcia pulverulenta (Schreber) Nyl., 



315, 352, 361 

 Physoderma maculare Wallroth, 47 



Zeae-Maydis Shaw, 48 

 Phytophlhora, 73, 74, 76, 80, 84, 88 

 Arecae (Colem.) Peth., 74, 82, 89 

 Cactorum (Leb. and Cohn) Schroeter, 



82, 89 

 erythroseptica Pethybridge, 82, 83, 88, 



89 

 Faberi Delacroix and Maublanc, 89 

 Fagi Hartig, 82, 89 

 infestans (Mont.) Bary, 80, 82, 89 

 Nicotinanae Breda de Haan, 82 

 omnivora Bary, 89 

 parasitica Dastur, 82, 90 

 Phaseoli Thaxter, 82, 89 

 Syringae Klebahn, 74, 82, 89 

 Picea, 572 



Engelmanni Engelmann, 442 

 Pichia membratiifaciens Hansen, 148, 149, 



153 

 Piersonia bispora Gilkey, 357, 359 

 Pilacre faginca (Fr.) Berk, and Broome, 

 551 

 Pe.te.rsii Berk, and Curtis, 551 

 Pilacrella delectans Moller, 550 



Solani Cohn and Schroeter, 550 

 Pilaira anomala (Cesati) Schroeter, 98 

 Pilobolus anomala Cesati, 98 



crystallinus (Wigger) Tode ex Fr., 99, 



100 

 microsporus (Klein) Brefeld, 100 

 oedipus Mont., 100 

 roridns (Bolton) Pers ex Fr., 98 

 Pinus cembra L., 562 



'monticola Douglas ex Lambert, 442, 



548 

 pollen of, 36, 62 

 Strobus L., 548, 562 

 virginiana Miller, 555 

 Pionotes, 235 

 Piptocephalis, 113 



Freseniana Bary, 95, 104 

 Piscidia erythrina L., 259 

 Pisolithus, 472 

 Pistillaria, 441 

 Pisum sativum L., 198 

 Placodium, 279 

 Plantago lancoelata L., 24 

 Plasmodiophora Brassicae Woronin, 24 

 Plasmogamy, 1 



Plasmopara, 73, 77, 80, 84 



alpina (Johansen) Blytt, 83, 89 

 densa (Rabenhorst) Schroeter, 83, 89 

 nivea (TJnger) Schroeter, 89 

 pygmaea (Unger) Schroeter, 80, 89 

 viticola (Berk, and Curtis) Berlese and 

 Toni, 79, 84, 89 

 Platanus, 274 



Platygloea caroliniana Coker, 541 

 Lagerstroemiae Coker, 541 

 nigricans (Fr.) Schroeter, 541 

 Plectascales, 166-191 

 Plectenchyma, 5 

 Plectodiscella Pyri Woronikhin, 214, 215 



veneta Burkholder, 215 

 Plectodiscellaceae, 215 

 Plectospira, 64 



myriandra Drechsler, 68, 69 

 Pleonectria berclinensis Sacc, 237 



Ribis (Rabenh) Karsten, 237 

 Pleolpidium inflatum Butler, 29 



irregulars Butler, 20 

 Pleosphaera Citri (Briosi and Passerini) 



Arnaud, 265 

 Pleospora gramineum Diedicke, 221 

 herbarum (Pers. ex Fr.) Rabenh., 135, 



220 

 Hyacinthi Sorauer, 220 

 scirpicola (DC.) Fuckel, 135 

 Pleurage anserina (Cesati in Rabenh.) O. 

 Kuntze, 261 

 Brassicae (Klotzsch) O. Kuntze, 261 

 coeruleotecta (Rehm in Sax) Giiumann, 



260 

 curvicolla (Winter) O. Kuntze, 135 

 curvula (Bary) O. Kuntze, 134 

 fimiseda (Cesati and Notaris) Griffiths, 



134 

 hirsuta (Dangeard) Gaumann, 258 

 macrospora (Auerswald) O. Kuntze, 



258 

 minuta (Fuckel) O. Kuntze, 134 

 zygospora (Speg.) O. Kuntze, 261 

 Pleurosporous, 414 

 Plicaria Adae Sadler, 344 

 ampliata (Pers.) Rehm, 338 

 repanda (Wahlenberg) Rehm, 338 

 saniosa (Schrad ex Fr.) Rehm, 345 

 succosa (Berk.) Rehm, 131, 345 

 Pluteus admirabilis Peck, 457 

 Poa pratensis L., 194, 223 



