758 



BOTANY 



320 ; paratonic, 299 ; protoplasmic, 



292, stimulus, 299 ; swimming, 292 ; 



tropic, 300 

 Mucilage, 69, 78 

 Mucor, 384, *385, *386 

 Mucorineae, 384 

 Mucunn, *153 ; stem, *153 

 Mulberry, Moms alba 

 Mullein, Verbascum 

 Multicellular formation, 90, *91 ; plant, 



al).soriitiou of sul)stauces in the, 186 

 Multiplication of the individual, 275 

 Musa, 35, 709 

 Musaceae, 709 

 Muscari, 20, 703 

 Muscarine, 240 

 Musci, 425, 429, 436 

 Musciueae, 425 

 Mushroom, see PsalUota 

 Mutations, 3, 169, 290 

 Mutiseae, 678 

 Mycorhiza, ectotrophic, 232 ; endotrophic, 



232 

 Myosbtis, 653 

 Myosurus, 577 

 Myrica, 546 

 Myricaceae, 546 

 MyrioijhyUum, 629 



Myristica, *517, 580, *581 ; seed, *5]7 

 Myristicaceae, 580 

 Myrmecodia, 664 

 Myrmecophily, 556 

 Myronic acid, 239 

 Myroxylon, *622, *623, 624, 627 

 Myrsi2)hyllum, 313 

 Myrtaceae, 629 

 Myrtiflorae, 628 

 Myrtle, Myrtus 

 Myrtus, 629, *631 

 Myxobacteriaceae, 340 

 Myxococcus, *339 

 Myxomycetes, 54, 342 ; sclerotia, 56 



Naiadaceae, 686 



Naias, 686 



JVardssHs, 709 



Nastic movement, 300, 319 



Natural selection, 2 



Natural system of classification, 329 



Navicula, *350, 352 



Neckera, 442 



Nectary, 487 



Nectria, 393, 395 



Nelumbimn, IJJS 



Neottiu, 47, 712 



Nepenthaceae, 586 



Nepenthes, *43, 44, *229, 586 ; pitcher, 



*229 

 Nepeta, 655 

 Nephromiwn, 421 

 Kerium, 646, *649 



Nervature, 34 



Nest-leaves, 37 



Neunqderis, 472 



Nicotiana, 658, *659, *6tj0 



Nicotine, 240 



Nitella, *183, 422 



Nitrate-bacteria, 220, 245 



Nitrifying bacteria, *339 ; gain in carbon 

 by, 220 



Nitrite-bacteria, 220, 245 



Nitrobacter, 340 



Nitrogen, assimilation of, 226 



Nitrosomonas, 340 



Nitzschia, 352 



Node, 22 



Nolanaceae, 656 



Nopalea, 571 



Nostoc, *341 



Nothofagus, 549 



Nucellus, 476 



Nuclear, cavity, 60 ; division, *82, *87 

 division, direct, 88 ; indirect, 81 

 division, free, 90 ; division, hetero 

 type, 86 ; division, homotype, 86 

 sap, 60 ; spindle, 82 



Nucleoli, 59 



Nucleus, 53, 59 



Nuphar, 573 



Nut, *519 



Nutations, 298 



Nutrient salts, 205, 282; iuHuence on re- 

 production, 282 



Nyctinastic movements, 320 



Nymjihaea, *517, *572, *573 ; seed of, 

 *517 



Kymphaeaceae, 572 



Oak, Quercus 



Oat, A ten a 



Obdiplostemonous androeeium, 488 



Ocelli, 113 



Ochrea, 36, 567 



Ochrolechea, 422 



Ocwium, 655 



Odontites, 660 



Odontos2iermum, 682 



Oecology, 6 ; floral, 493 



Oedogonium, 361, *362 



Oenanthe, *635, 638 



Oenothera, 629, *629 ; lamarckiuna, 291 



Oils, 68 ; ethereal, 69 



Olea, 644, *645, *646 



Oleaceae, 644 



Olive, Olea europea 



Olpidium, *382 



Onagraceae, 629 



Onoclea, *92, 452 



Ononis, 625 



Ontogeny, 2, 9 ; of the form and stiucture 



of plants, 166 

 Oogamy, 333 



