502 



GENERAL INDEX 



9> 





Piloholus umbonatus, basal swelling, 181- 



183 

 „ „ club-shaped hy- 



phae, 183 

 „ discovery of, 169 



„ general description, 



170-177 

 „ illustrations, ten, 



169-184, 210 

 „ Latin diagnosis, 178 



„ observed at Winni- 



peg, 55 

 „ „ origin of name, 169 



„ „ patterns on spor- 



angia, 186-187 

 „ „ spore pigment, 180 



„ „ summary, 461 



„ „ taxonomic de- 



scription, 177- 

 178, 210-211 

 „ „ unique among Pilo- 



boli, 174 

 ,, „ width-ratio, 183, 



184 

 Pilobolus urceolatus, history, 194 

 Pine needles, luminous, 442, 443 

 Pinus Banksiana, and Rhizina inflata, 



340 

 Pinus laricio, osmotic pressure, 145 

 Piptocephalis arrhiza, as a parasite, 18, 



19-20 

 Piptocephalis microcephala, as a parasite, , 



18, 19-20 

 Pits, of Morchellaceae, 310 

 Plants and animals, and sound, 344 

 Plasmelysis, of Pilobolus, 32, 140 

 Platycerium alcicorne, osmotic pressure, 



145 

 Pleodorina, eye-spots of, 111 

 Pleotrachelus fulgens, and Pilobolus zy- 

 gospores, 12 

 „ „ as a parasite, 18-19 



Pleurocystidia, and Omphalia fiavida, 



412 

 Pleurotus citrinatus, pseudorhiza annual, 



347 

 Pleurotus Ruthae, pseudorhiza annual, 



347 

 Plukenet, L., illustration of Pilobolus, 

 192 

 „ on Pilobolus, 3, 191-192, 

 223 

 Plumbaginaceae, and Omphalia flavida, 



433 

 Plumbago, and Omphalia flavida, 423 



Plumbago, luminous leaf-spots, 439 

 Plumbago capensis, inoculation experi- 

 ments upon, 431 

 Poisonous substances, and ascus dis- 

 charge, 33, 230- 

 232, 291 

 „ „ effect on Pilo- 



bolus, 27 

 Polypodium iriodes, osmotic pressure, 145 

 Polyporaceae, basidia not heliotropic, 

 324 

 „ escape of spores, 320 



Polyporus, sclerotia, 453 

 Polyporus squamosus, and Collybia radi- 



cata, 394 

 „ „ blocking layer, 166 



,, „ parasitism of, 432 



Poly stigma rubrum, red pigment, 281 

 Poplar root, and Sarcoscypha protracta, 



396 

 Populus alba, osmotic pressure, 145 

 Porto Rico, Coffee-disease in, 398—401 

 Postage stamp, and Pilobolus spor- 

 angium, 161 

 Potassium nitrate, and ascus discharge, 



230, 232, 291 

 Premature discharge, of Pilobolus spor- 

 angia, 32-33, 88 

 Pressure, applied to Pilobolus, 30-31 

 Primary alveolus, of Morchellaceae, 313 

 Primitive eyes, of Volvox, 112 

 Primordia, of Pilobolus fruit-bodies, 26, 

 50-54 

 „ various, of Coprimis macro- 



rhizus, 366 

 Primordial utricle, of Pilobolus, 140 

 Primordium (in Coprinus niacrorhizus), 

 of carpophore, 363 

 of gills, 364 

 of pileus, 366 

 of pileus-flesh, 365 

 of stipe, 365 

 of stipe-base, 366 

 of stipe-shaft, 366 

 of whole fruit-body, 366 

 Pringsheim, E. G., and Czurda, V. (on 



Pilobolus), ballistics, 35-36 

 Pringsheim, E. G., and Czurda, V.,helio- 



tropism, 36, 42-43 

 Pringsheim, E. G., and Czurda, V., range 



of gun, 63 

 Pringsheim, E. G., and Czurda, V., 



velocity of projectile, 68 

 Problem of reaction of Pilobolus to two 

 beams of light, 120-128 



