584 



INDEX 



Myosotis, 313, 327, 370, 374, 



396 



Myristica, 496 

 Myrrh, 70 



JMyxogasters, 149, 568 

 jMyxomycetes, 568 



Narcissus, 353 



Nardus, 302 



Nasturtium, 139, 141, 226, 

 336, 337, 409, 494 



Xectar, 406 



Xectaries, 390, 398, 409 



Xeedle-shaped leaf, 273 



Xegro's-head Palm, 1 70 



Nelumbium, 272, 276 



Neottia, 437 



Nepenthes, 107, 110-118, 279 



Nepeto, 265, 268, 272 



Nephrodium, 507 



Nettles, 61, 212, 296, 303, 

 304, 305, 460 



Net- veined leaf, 256 



Neuropeltis, 317 



Xeuter flowers, 369 



Xew Holland Pitcher- plant, 

 113 



Nicandra, 289, 295 



Xight-flowering Stock, 397 



Nitella, 16, 553 



Xitrogen. 57, 97 



Xodes, 220 



Xon-nitrogenous compounds, 

 57 



Xorfolk, or four-course rota- 

 tion, 93, 100 



Xucellus, 465 



Xuclear di\-ision, 74 



Xucleoplasm, 18 



Xucleus, 17, 569 



Nut, 486 



Xutmeg, 496 



Xutrition, 92 



Nymphcea, 328 



Nymphseacese, 170, 468 



Oak, 23, 24, 28, 32, 59, 66, 

 173, 240-244, 257, 260 

 452, 489, 495 



Oak-galls, 301-311 



Oak, Cowthorpe, 241 ; Green- 

 dale, 240, 242 ; in Xor- 

 mandy, 240 ; Salcey, 240 ; 

 Winfarthing, 240, 244 



Oar- weed, 294 



Oat, 45, 316, 317 



Obcordate leaflet, 265 



Oblique leaf, 272 



Oblong leaflet, 266 



Obovate leaf, 264 



Obtuse apex, 274 



Octastichous leaves, 253 



Odontoglossum, 412 



(Enanthe crocata, 63, 72 



<Enothera, 400, 420 



Oils : aromatic, 64 ; castor, 



58 ; clove, 64 ; fixed. 54 ; 

 lemon, 64 ; linseed, 58 ; 

 olive, 54 ; palm, 54, 58 ; 

 rape or colza, 58; turpen- 

 tine, 64 ; volatile, 56 



Olea, 58, 242 



Olibanum, 70 



Olive, 53, 58, 242 



Olive Seaweeds, 560 



Oncidium, 384 



Onion, 18, 61, 213, 288 



Onobrychis, 254 



Ononis, 224,300 



Onopordon, 263 



Oogones, 554, 561 



Oogonium, 564 



Oomycetes, 536 



Oophyte, 164 



Oosphere, 466, 510, 556, 561 



Oospore, 562 



Opercule, 525 



Ophioglossaceae, 508 



Ophioglossum, 508, 509 



Ophrys, 3 



Opium, 50 



Opposite leaves, 270 



Opuntia, 33, 37, 300, 304 



Orange, 490 



Orbicular leaf, 270 



Orchids, 3, 6, 22, 34, 41, 172, 

 189, 197, 404, 426-440 



Orchis, 427, 429, 430, 432, 434 



Origanum, 60 



Ornitliogalum, 217 



Ornithophilae, 442 



Orobanche, 151, 153, 155 



Orthotropous ovule, 465 



Oryza, 45 



Osier, 276 



Osmundaceae, 508 



Ostrya, 497 



Ouvirandra, 284, 285 



Ovary, 321, 464, 468 



Ovate leaf, 264 



Ovule, 321, 464, 468 



Ovuliferous scales, 496 



Ovum, 466 



Oxalate of lime, 60 



Oxalis, 51, 61, 214, 221, 265, 

 290, 296, 372, 373, 468, 

 469 



Oxidation, 134 



Oxlip, 314, 376 



Oxygen, 57 



Padina, 560 



Pceonia, 372, 478, 481 



Pales, 317 



Palisade-parenchyma, 86 



Palm, 172 



Palmately veined, 258 



Palmatifid, 258 



Palmatipartite, 258 



Palmatisect, 258 



Palm-oil, 54, 58 



Pandanus, 64, 188, 190 



Panicle, 317, 318 

 Panicum, 229 

 Pansy, 340, 392, 410 

 Pao-Barringudos, 217 

 Papaver, 50, 52, 91, 169, 170, 



269, 337, 406, 474 

 Papilionaceous corolla, 348, 



350 



Pappus, 353 

 Paracorolla, 353 

 Parallel- veined, 254 

 Paraphyse, 524 

 Parasites, 532 

 Parenchyma, 76, 81, 180 

 Parietaria, 460 

 Pari-pinnate, 256 

 Paris, 261, 313, 314 

 Parnassia, 354 

 Parsley-fern, 504 

 Pasque-flower, 396, 414 

 Passiflora, 354, 422 

 Passion-flower, 354, 422 

 Path-finders, 340 

 Pavia, 482 

 Paxiuba, 189 



Pea, 214, 330, 402, 414, 426 

 Peach-flower, 336 

 Peacock's-tail Seaweed, 560 

 Pear, 336 

 Pearl wort, 270 

 Pedicel, 314 

 Pedicellate flowers, 313 

 Pedicularis, 361, 365 

 Peduncle, 314 

 Pelargonium, 181, 404 

 Pellitory, 460 

 Peloria, 345 

 Peltate leaf, 272 

 Peltigera, 532, 533 

 Pelvetia, 148 

 Pendulous flowers, 360 

 Penicillium, 22, 553 

 Peony, 372, 478, 481 

 Pepo, 488 

 Pepper, 468 

 Peppermint, 62 

 Perennial plants, 218 

 Perennials, 218 

 Perfoliate leaf, 264 

 Perianth, 326 

 Pericarp, 473, 556 

 Perichsete, 524 

 Peridermium, 309 

 Peridineae, 566 

 Peridium, 546 

 Perigone. 524 

 Perigynous flowers, 357 

 Perisperm, 170, 468 

 Peristome, 525 

 Perithecia, 553 

 Peronospora, 537 

 Persistent calyx:, 336 

 Personate corolla, 344 

 Petaloid bracts, 314 

 Petaloid sepals, 326 

 Petals, 321 



