568 



INDEX 



Myoporacese, Myoporinefe, 459. 



Myosiue, 39. 



Myosotis, 367, 485, 486, 525. 



Myrica, Myrieacea;, 415, 416 ; M. aspleni- 



folia, Fig. 396; M. cerifera, 416. 

 Myricales, 414, 416. 

 Myrioblepharis, 155, 156, Fig. 120. 

 Myriophyllum, 362, 404. 

 Myristicaceae, 443. 

 Myrmecophily, 527, 528. 

 Myrothamnaceae, 444. 

 Myrsinacese, 450, 458. 

 Myrsiphyllura, 24, 442, Fig. 15. 

 Myrtacese, 423, 441, 447. 

 Myrtiflorse, 424, 440, 447. 

 Myrtle (Myrtus), 441. 

 Myxobacteriaceae, 78. 

 Myxococcus, 79. 

 Myxogasteres, 71. 

 Myxomycetes, 11, 34, 67, 68, 69, 70, 71, 92 ; 



classification, 71; structure, 68-70. 

 Myxophycese (see " Schizophyceae "). 



Naiadaceae, 382, 383. 



Naias, 56, 349, 351, 352, 353, 354, 355, 356, 



360, 362, 370, 371, 372, 373, 378, 381, 526, 



539 ; N. flexilis, Figs. 37, 312, 317, 318, 



319, 320, 321, 339, 340. 

 Narcissus, 23, 24, 365, 379, 380, 391, 470, 



540; N. Jonquilla, Fig. 14. 

 Nasturtium (see also " Tropaeolum "), 50, 



480, 516, Fig. 454. 



Natural system of classification, 11. 

 Navicula, 86, 87, Fig. 60. 

 Nectar, 480. 



Nectary, 517, 520, 521, 527. 

 Nelumbo, 401, 406, 422, 426, 543; N. lutea, 



Fig. 411. 

 Nemalion, 139, 140, 145; N. Andersonii, 



Fig. 108 ; N. multifidum, Fig. 108. 

 Nemalionales, 140. 

 Nematophycus, 530. 

 Nematanthera, 415. 

 Nemophila, 365, 453, 549. 

 Neottia, 396. 

 Nepenthacese, 431, 444. 

 Nepenthes, 478, 508; N. Veitchii, Fig. 476. 

 Nephthytis Liberica, 389, Fig. 363. 

 Nereocystis, 18, 124, 126, 127, 128 ; N. Lut- 



keana, Figs. 9, 98, 99. 

 Nettle, 11. 



Nettle family (Urticaceae) , 419. 

 Nicotine, 480. 



Nidularia, Nidularineae, 187. 

 Nitella, 40, 119, 121, 122, 123, Fig. 92. 

 Nitellese, 122. 

 Nitophyllum, 136. 

 Nitrate-bacteria, 76, 477. 



Nitrification, 3, 72, 76, 469, 475, 477. 



Nitrite-bacteria, 477. 



Nitro-bacteria, 481. 



Nitrogen, 3, 5, 7, 38, 74, 75, 76,469,477; 

 fixation of, 3, 74, 75, 76. 



Nitroso-bacteria, 76. 



Nitschia, 86; N. sigmoidea, Fig. 60. 



Nocturnal flowers, 519. 



Nodularia, 82, Fig. 56. 



Nolanaceae, 458. 



Non-cellular plants, 14. 



Non-sexual reproduction, 8, 9. 



Norway-pine (Pinus resinosa), 544. 



Nostocaceae, 81, 84. 



Nostoc, 8, 72, 79, 80, 81, 82, 187, 189, 220. 



Notothylas, 219, 220, 221, 222; N. orbicu- 

 laris, Figs. 182-184. 



Nuclear division (see "Karyokinesis ") 



Nuclear plate, 62. 



Nuclear sap, 47. 



Nuclear spindle, 62. 



Nucleolus, 47, 48. 



Nucleoplasm, 35. 



Nucleus, 12, 13, 35, 38, 44, 46, 47, 61. 



Nullipore (see "Corallineae"). 



Nuphar advena, 426, Fig. 411. 



Nut, 56, 368, 419. 



Nutrition, 7, 9, 42, 461. 



Nyctaginaceae, 443. 



Nyctitropic movements (see "Sleep-move- 

 ments ") 



Nymphsea, 350, 359, 425, 539 ; N. tuberosa, 

 Fig. 314. 



Nymphaeaceae, 379, 401, 425, 443. 



Nymphaeineae, 443. 



Nyssa, 544. 



Oak (see also" Quercus ") , 22, 359, 360, 413, 

 417, 419, 514,536,540,543,544,545, 548. 



Oat (see "Avena"). 



Obligate parasites, 149, 476. 



Ochnaceae, 446. 



Odors of flowers, 519. 



CEcology, 10, 11. 



OZdogoniaceae, 107. 



CEdogonium, 15, 16, 31, 102, 103, 104, 105, 

 106, 152, 496; (E. autumnale, Fig. 72; 

 O. Boscii, Fig. 75 ; (E. macrandrum, 

 Fig. 75; (E. stagnate, Fig. 75; struc- 

 ture and reproduction, 104-106. 



CEnothera, 442, 546. 



Oil, 55, 56, 199, 205, 210, 474. 



Oil-bodies (of Liverworts), 205, 210. 



Oil-glands, 59. 



Oleander (Nerium), 452, 501. 



Olea (see " Olive"). 



Oleaceae, 452, 458. 



Oliniaceae, 447. 



