770 



claviforme, figure of, 710; commune, 

 figure of, 717; decumbens, figure of, 

 715; digitatum, figure of, 720; Du- 

 clauxii, figure of, 711; expansum, 

 figure of, 704; funiculosum, figure of, 

 714; general characters of, 703; 

 glaucum, 61; chitin in, 52; described, 

 45; figure of, 46; with lipase, 59; 

 italicum, 533; figure of, 708; key for 

 species on various substrata, 719, 720; 

 key to species grown on agar and 

 gelatin, 712, 719; lilacinum, figure of, 

 713; purpurogenum, figure of, 719; 

 Roqueforti, description of, 704; figure 

 of, 705 ; roseum, figure of, 712; rubrum, 

 figure of, 718; rugulosum, figure of, 

 721; spinulosum, figure of, 718; 

 stoloniferum, description of, 708; 

 figure of, 707 



Penzig, O., work of, 331 



Pepsin, 59 



Periclinal chimjeras, 330 



Peridermium, 188; species of, 201; 

 strobi, 537 



Periphyllogeny, 337 



Perisporiaceas, characters of family, 158 



Perisporiineae, characters of, 154; key 

 to families, 154 



Perithecium, structure of, 121 



Peritrichous, 23 



Permutation, 337 



Peronosporacea?, cellulose in, 52; charac- 

 ters of family, in; generic key, 114 



Peroxidase, 59 



Pestalozzia Guepini var. vaccinii, 266 



Petalody, 329, 337 



Petalomania, 337 



Petersen, Henning E., work of, in 



Petri dish, figure of, 622 



Peyritsch, J., mentioned, 171 



Peziza aeruginosa, uses, 168; aurantiaca, 

 color of, 53; described, 167; badia, 

 occurrence of, 167; coccinea, color of, 

 S3, on dead twigs, 83 ; described, 67; 

 Fuckeliana, 61; repanda, figure *of, 

 167; Willkommii or larch canker,"i68 



Phacidiaceae, characters of, 165 

 Pholiota adiposa, figure of, 76;*on living 



trees, 74 

 Phallaceae, character of family, 252 

 Phallin, 56, 238, 239 

 Phallomycetes, 246-252 

 Phanerogamic parasites, 298 

 Phoma, species of, 262 

 Phoradendron flavescens, as a parasite, 



303; figure of, 302 

 Phosphorescent fungi, 62 

 Phosphorus, influence of, 278 

 Photogens, 25 



Photographic prints, drawings of, 666 

 Photomicrographic attachment to Edin- 



ger's apparatus, figure of, 662 

 Photomicrography, method of, 666 

 Phototropism, 61 



Phragmidiothrix, 38; multisepta, 38 

 Phragmidium violaceum, fusion of ad- 

 joining cell nuclei, 191, 192 

 Phycobacteriaceae, 37 

 Phycomyces nitens, 61; structure of, 100 

 Phycomycetes, 45, 46, 50, 92 

 Phyllactinia corylei, figure of, 53 

 Phylloclady, 337 

 Phyllody, 337 

 Phyllomania, 338 

 Phyllosticta paviae, figure of, 259; soli- 



taria, figure of section, 262; on apples, 



figure of, 261; species of, 261 et seq. 

 Phylloxera mentioned, 295; vastatrix, 



391 

 Phylogeny of Ascomycetales, 173, 174; 



of fungi, 89, 90, 01; of Uredinales, 197 

 Physarum sinuosum, figure of, 17; 



ellipsoideum, plasmodium of, 12; 



psittacinum, 13 

 Physcia parietina on rocks, 53 

 Physical character of soil as determining 



cause of disease, 279 

 Physical features of bacteria, 636 

 Physics emphasized, 271 

 Physiologic diseases, 564 

 Physiology emphasized, 271 

 Physiology of fungi, 54, 61 



