(JHXHKAL INDEX 



281 



Lenzites betulina, spore-fall period, 103, 



104 

 Lenzites saepiaria, desiccation, 111 

 Lepiota procera, fruit-body mechanics, 



43, 44 

 Lepiota rachodes, fruit-body mechanics, 



43, 44 

 Leucosporse, descent of, 12 

 Light, and rhythmic development, 74 

 „ effect on Lentinus lepideus, 48 

 ,, effect on Polyporus squamosus, 59, 

 62, 63, 65 

 effect on spores, 24-26 

 ,, effect on spore-discharge, 120- 



122 

 „ non-effect on Mushroom, 55 

 Lowe, C. W., on 1'eziza aurantia, 235 

 „ ,, and Poli/porn* squamosus, 



90 

 Lycoperdon, spore-dispersion, 257-258 

 Lycoperdon bovista, number of spores, 



'85,86 

 Lycopodium powder and Stokes' Law, 

 177-178 



Maggots, harm done by, 221 



,, heat produced by, 219 

 Magnus, W., on the Mushroom, 54 

 Marasmius, desiccation, 105-106 



,, systematic position, 13 



„ violent projection of spores, 



137 

 Marasmius oreades, desiccation, 106-108, 

 111 

 „ „ distance of spore- 



projection, 142 

 ,, „ effect of gases on 



spore - discharge, 

 127-129 

 „ „ rate of fall of spores, 



175 

 „ „ size of spores, 162, 



248 

 „ „ successive discharge 



of spores from a 

 basidium, 150 

 „ „ violent projection of 



spores, 142 

 Marasmius peronatus, effect of desicca- 

 tion, 107, 111 

 Margin of safety, 34, 35, 38, 51 

 Massee, G., on Goprinus plicatilis, 209 

 ,, ,, on cystidia, 18-19 

 „ ,, on mechanical sheaths, 43 

 „ ,, on the mechanism of spore- 

 discharge, 149 

 ,, ,, on the position of the 

 hymenium, 24 



Massee, G., on puffing, 238 



,, ,, on size of spores of As- 



comycetes, 248 

 „ ,, on spores of Goprinus giga- 



sporus, Mil 

 ,, ,, on the systematic position 

 of Coprinus, 13, 215 

 Massee and Salmon on coprophilous 



fungi, 224, 225 

 Melanospone, descent, 12 



„ colour of spores, 15 



Mercuric chloride, causes discharge of 



asci, 238 

 Merulius, contains xerophytic species, 



109 

 Merulius corium, desiccation, 109, 111 

 ,, ,, spore-fall period, 103 



Merulius lacrimans, abnormal fruit- 

 bodies, 21 

 Micrometer, Poynting's Plate, 158-160 

 Mites, 20 



M'Keehan and Zeleny on Stokes' for- 

 mula, 177 

 Morchella, gradual emptying of asci, 



237 



Morchella crassipes, fruit-body, 249 



Morchella gigas, dispersal of spores, 233- 



235 



„ „ size of spores, 248 



Morphogenic stimulus of gravity, 49, 



50, 62 

 Mucor, heliotropism, 75 

 Muscarine, 230 



Mushroom, arrangement of gills, 34-36 

 „ basidia, 7-9 



,, colour of spores in beam of 



light, 97 

 „ contrasted with Coprinus 



comatus, 210-215 

 ,, displaced gill, 21 



„ effect of tilting gills, 39-40 



„ electric charges on spores, 



192-195 

 ,, gill-chamber, 46 



,, and low temperatures, 127 



„ not heliotropic, 76 



„ mass of a spore, 253 



„ optical illusion in spore- 



discharge, 140 

 „ radial form, 113 



,, rate of emission of spores, 



82, 86 

 „ rudimentary fruit - bodies, 



77 

 „ series of gills, 35 



„ settling of spores, 223 



,, spores carried by convection 



currents, 98 

 „ stipe, 41 



