400 



GENERAL INDEX 



Nuclei, of chlamydospores of Tilletia, 

 263 

 ,, of haploid basidia, 205 

 ,, of host and parasite, 13, 14 

 „ of Hypochnus solani, 74 

 ,, of Saccharomycetes, 206 



of Sphaerobolus, 290, 293 

 ,, of Sporobolomyces, 173, 176, 

 204-206 

 of Tilletia tritici, 218, 220-221, 

 237, 239-242 

 ,, passage through hyphal fusions, 

 72-74 

 Nucleoplasmic ratio, and hooks, 47^8 

 Nutrition, of fruit-bodies, 148-150 



Oidia, haploid and diploid, 242 



„ not violently discharged, 200 

 Oidium albicans, septal pores, 93 

 Oidium lactis, no septal pores, 93 

 Oidium subtile, septal pores, 93 

 Oil-drops, increase in number in hyphae, 



81 

 Oliver, on sieve-tubes in Laminari- 



aceae, 88 

 Omphalia campanella, septal pores, 91 

 Omphalia flavida, hooks of clamp-con- 

 nexions, 44 

 Oogonium, effect on antheridial branches, 



6 

 Optical illusion, and septal pores, 146 

 Osmosis, and streaming, 78, 79, 80, 82, 



86, 123, 149 

 Osmotic pressure, in palisade layer of 



Sphaerobolus, 320, 321, 323 

 Osmotic substances, increase in amount, 



149 

 Oxygen, and chemotaxis, 68 



„ and germination of Tilletia 



chlamydospores, 229-230 



„ and hyphal fusions, 17 



Pachysterigma fugax, secondary spores, 



201 

 Pachysterigma incarnatum, secondary 



spores, 201 

 Pads, supposed, at septal pores, 146 

 Page, W. M., on Sphaerobolus, 351 

 Palisade layer, of Sphaerobolus, 298- 



309, 323 

 Panaeolus campanulatus, and hybrids, 



25 

 „ „ and wind, 365 



Panaeolus fimicola, and hybrids, 25 

 Parabolic trajectories, 359-360, 363 

 Parallelism, in evolution of fungi, 359 

 Paraphyses, of Pleurage fimiseda., 103 



,, septal pores, 93, 97 



Parasitella simplex, fusions with hosts, 



3hI, 13-15 

 „ ,, illustrations, 13, 14 



Parasitic fusions, and causal stimuli, 15 

 ,, ,, definition, 4, 371 



,, ,, Mucorineae, 13-14 



Parmelia, ascogenous hooks, 43 

 Partially bunted ears of wheat, 211, 212 

 Passage-ways, in Sphaerobolus peridium, 



304-307 

 Pebbles, ejected by Sphaerobolus gun, 



315, 381 

 Peg, and clamp-connexions, 34-37 

 ,, and end-to-side fusions, 65-66 

 ,, definition, 27 

 Pegs, mutual stimulation, 33 

 „ triple, 53, 55, 56, 58, 59 

 ,, triple-peg fusions, 33, 55-56 

 Peg-to-peg fusions, diagrams, 31, 32 

 ,, „ how formed, 30-33 



,, in Coprinus sterqui- 



linus, 60, 61 

 ,, in Fimetariafimicola, 

 57, 105 

 in Microsporon au- 

 douini, 64-65 

 ,, ,, in Pleurage anserina, 



55, 56, 57 

 ,, ,, in Pleurage curvicolla, 



5, 53-55 

 ,, ,, in Pyronema con- 



fluens, 59 

 ,, ,, in Tilletia tritici, 220 



,, ,, name, 26 



Peltigera canina, septa like sieve-plates, 



97 

 Peltigera polydactyla, septa like sieve- 

 plates, 97 

 Penicillium glaucum, reactions with 



other fungi, 7 

 ,, ,, septal pores, 92 



Peniophora clavigera, fruit-body clamp- 

 connexions, 40 

 Pepsin, and Sphaerobolus spores, 293, 



370 

 Peridial cavity, of Sphaerobolus, 316, 



340-342 

 Peridiolum, of Sphaerobolus, 282 

 Peridium, of Sphaerobolus, 300-307 

 Periphyses, of Pleurage fimiseda, 103 



