False truffles, 98. Fairy-ring champignon, 94. Families and orders, table of, 80. Fenestrate sporidia, 135. Fetid fungi, 116. _Fistulina hepatica_, 96. Floras of Europe, &c., 279. Fly Agaric, 210. Food, fungi as, 81. Forestry and its foes, 229. Fungi collecting abroad, 292. in disease, 215. mines, 111. of America, 281. Asia, 284. parasitic on animals, 246. each other, 244. true plants, 5. Garden pests, 230. _Gasteromycetes_, classification of, 66. Geographical distribution, 266. Germinating pseudospores, 144. Germination of fungi, 137. _Mucor_, 157, 164. _Podisoma_, 147. Gonosphere, in _Peronospora_, 171. Growth of Agarics, 138. Habitats of fungi, 233. Helicoid spores, 129. Herbarium for fungi, 291. Hints for travellers, 292. Hollyhock disease, 230. House-fly fungus, 219. _Hydnum gelatinosum_, 24. Hymenium of fungi, 18. _Hymenomycetes_, classification of, 65. _Hyphomycetes_, classification of, 73. habitats of, 240. structure of, 42. _Hypogæi_, structure of, 29. Influences of fungi, 209. Influence on lower animals, 217. man, 209. Influence on vegetation, 222. of woods, 271. Injurious moulds, 230, 240. Insect, parasites on, 7, 218. fungi, 7, 218, 246. _Isaria_ and _Torrubia_, 205. Ketchup, or catchup, 89. Lactescent fungi, 115. Lichen-gonidia question, 10. Lichens and fungi, 9. Little man's bread, 102. Luminous Agarics, 105. wood, 113. Meadow mushroom, 83. Medicinal fungi, 102. _Melanconiei_, structure of, 35. Microscopical mounting, 290. Mildew in corn, 199. Milky fungi, 92. juice, 115. Morels, 99, 159. germination of, 159. Mould cultivation, 263. Moulds, and dimorphism, 187. structure of, 43. to preserve, 290. _Mucedines_, habitats of, 240. structure of, 44. _Mucor_, dualism of, 205. growth of, 157. structure of, 50. Mushroom, analysis of, 19. caves of Paris, 255. cultivation, 254. spawn, 256. the edible, 83. _Myxogastres_, habitats of, 237. structure of, 31. Nature of fungi, 1. New forms, appearance of, 248. _Nidulariacei_, structure of, 34. Oak truffles, 260. Odours of fungi, 116. _Oidium_ and _Erysiphe_, 191. Oocysts in _Erysiphe_, 176. Oogonia, 136, 169. of _Saprolegniæ_, 169. Orders and families, table of, 80. Oyster mushroom, 86.