INDEX. 



269 



Hanging-drop cultures, 129. 

 Haustoria, 130, 134. 

 Heat, 240. 



Heliotropism, 18, 130, 247. 

 Hepaticae, 13, 167. 

 Herbarium mold, 155. 

 Heterocysts, 60. 

 Heterogamous union, 71. 

 Hilum, 16. 

 Hormogonia, 61. 

 Horsetails, 13, 186, 200 et seq. 

 Hydneee, 161, 165. 

 Hydrodictyon, 82. 

 Hydrotropism, 248. 

 Hymenium, 144, 164. 

 Hypha, 120, 127. 

 Hypocotyl, 15. 



Indusium, 35, 196. 

 Innovation, 168. 

 Internode, 20. 

 Iodine solution, 74, 85, 100. 

 Isoetese, 204. 

 Isogamous union, 87. 



Joint Firs, 206. 

 Kelp, 111. 



Laminaria, 111. 

 Latex tubes, 230. 



Leaf scars, 20. * 



Leaves, 18, 19. 

 Lichens, 138, 139 et seq. 

 Liverworts, 13, 167 et seq. 

 Lycopodinae, 13, 186, 202 et seq. 

 Lycopodium clavatum, 203; compla- 

 natum, 203 ; dendroideum, 204. 



Macrospores, 11, 205. 



Manubrium, 109. 



Marchantia polymorpha, 167 et seq. 



Marattiaceae, 187. 



Marsiliaceae, 186. 



Medullary rays, 214, 215, 233. 



Megazoospores, 85, 86, 89. 



Meristem, 210, 234. 



Mesophyll, 195, 211. 



Mesocarpeae, 94, 103. 



Micropyle, 16, 209. 



Microspores, 11, 205. 



Microzoospores, 83, 85, 87, 89. 



Mildews, 13, 121, 125, 130. 



Millon's reagent, 241. 



Mimosa pudica, 253. 



Molds, 13, 42, 121, 125. 



Monocotyledons, 27 et seq., 220 et seq. 



Monoecious plants, 23. 



Mosses, 13, 38 et seq., 167, 176 et seq. 



Moss plants, 9, 10, 13, 167 et seq. 



Moon worts, 187. 



Movements, autonomous, 250; due to 



irritation, 253; twining, 249. 

 Mucorineae, 125. 

 Mucor mucedo, 126. 

 Mucor stolonifer, 127. 

 Musci, 13, 167 et seq. 

 Mushrooms, 160 et seq. 

 Mycelium, 120, 125. 

 Mycetozoa, 50. 

 Myxomycetes, 13, 50 et seq. 



Nitella, 104. 

 Nodes, 20. 



Nostocaceae, 60, 61, 62. 

 Nucellus, 207, 209, 210. 

 Nucleus, 102, 208, 235. 

 Nucleolus, 208, 235. 



CEdogonieae, 90. 



CEdogoiiium, 90 et seq. 



Oil, test for, 75, 155. 



Oogamous union, 71. 



Oogonium, 76, 91, 113. 



Oosphere, 10, 36, 38, 71, 116. 



Oospore, 9, 10, 37, 38, 71. 91. 



Operculum, 182. 



Ophioglosseae, 187. 



Oscillatorieae, 60, 61, 62. 



Osmic acid, 75, 129, 155. 



Osmosis, 18, 22, 44, 55, 128, 236, 242. 



Ostiole, 114. 



Ovary, 24, 218. 



Ovule, 24, 207, 219. 



Oxalate of lime, 228. 



Oxalis, 253. 



Oxygen, 22, 85, 101. 



Pandorina, 78. 



Paramoecium, 47. 



Paraphyses, 116, 144, 147, 164, 180. 



Parasite, 120. 



Parenchyma, 211, 213, 224, 227, 233. 



Parthenogenesis, 103, 106, 121, 135, 136. 



Pasteur's solution, 129, 148, 152. 



Pediastrum, 82. 



