402 
Osmunda 
decomposita (var.), 874 
regalis, 374 
Ox-eye, 151 
Oxalis Acetosella, 60 
Ozxycoccus palustris, 179 
Oxyria digyna, 248 
reniformis, 248 
P 
Palms, 269 
Pansy, wild, 35 
Papaver dubium, 11 
Lecogqii (var.), 11 
Rheas, 12 
somniferum, 11 
Parietaria diffusa, 256 
officinalis, 256 
ramiflora, 256 
Paris quadrifolia, 289 
Parsley, 123 
beaked, 126 
cow, 127 
fool’s, 129 
hedge, 131 
Parsley fern, 362 
Parsley piert, 85 
Parsnip, cow, 130 
2 
Pastinaca sativa, 130 
Pea, heath, 74 
sea, 
Pearlwort, 46 
Pedicularis palustris, 216 
sylvatica, 216 
Pellitory, wall, 256 
Penny-royal, 227 
Pennywort, 110 
marsh, 120 
Peplis Portula, 117 
Pepper, wall, 111 
water, 244 
Peppermint, 226 
Pepperwort, 30 
Periwinkle, 193 
vulgaris, 155 
Petroselinum sativum, 123 
Petty spurge, 254 
Peucedanum 
officinale, 130 
sativum, 130 
Phalaris 
arundinacea, 338 
canariensis, 338 
Phegopteris 
olypodioides, 373 
Pi ndrium aquaticum, 129) 
Phleum arenarium, 340 
pratense, 340 
Phragmites communis, 345 
Phyllitis Scolopendrium, 367 
ee aul, 126 
Pillwort, 384 
Pilularia globulifera, 384 
Pimpernel, bog, 191 
scarlet, 190 
wood, 190 
Pimpinella magna, 125 
major, 125 
Saxifraga, 125 
INDEX. 
Pinguicula 
grandiflora, 222 
lusitanica, 224 
vulgaris, 221 
Pink, common, 37 
sea, 187 
Pinus sylvestris, 271 
Pipewort, 313 
Pisum maritimum, 72 
Plantago 
ceratophyllum (var.), 
Coronopus, 238 
intermedia (var.), 237 
lanceolata, 237 
major, 237 
maritima, 237 
media, 238 
Plantain, 237 
buck’s-horn, 238 
water, 301 
Poa alpina, 348 
annua, 347 
Balfouri, 349 
glabra (var.), 349 
Koeleri (var.), 349 
nemoralis, 348 
pratensis, 349 
» 350 
supina (var.), 348 
trivialis. 
Polemonium cxruleum, 198 
Polygala depressa, 36 
oxyptera (var.), 36 
serpyllacea, 36 
vulgaris, 36 
Polygonum 
amphibium, 245 
arenastrum (var.’, 243 
Bistorta, 247 
Convolvulus, 243 
Hydropiper, 244 
lapathifolium, 245 
maculatum, 244 
minus, 244 
nodosum, 244 
Persicaria, 244 
Raii, 243 
sagittatum, 245 
viviparum, 245 
Polypodium 
cambricum (var.), 372 
Dry opteris, 373 
Phegopteris, 373 
serratum (var.), 372 
vulgare, 372 
Polypody, 372 
Polystichum aculeatum, 369 
angulare, 369 
Filiz-mas, 371 
Lonchitis, 368 
Pondweed, 303 
Poplar, black, 266 
Lombardy, 266 
Poppy, corn, 12 
horned, 12 
opium, 11 
Populus nigra, 266 
serotina, 266 
tremula, 265 
Potamogeton alpinus, 305 
angustifolius, 308 
cancellatus (var.), 304 
coloratus, 305 
Potamogeton 
crispus, 309 
curvifolius (var.), 307 
densus, 
flabellatus, 311 
gramineus, 310 
graminifolius, 306 
heterophyllus, 305 
interruptus, 311 
lanceolatus, 305 
linearis (var.), 303 
lucens, 308 
maximus (var.), 307 
longus, 304 
obtusifolius, 310 
pectinatus, 310 
perfoliatus, 309 
plantagineus, 305 
polygonifolius, 304 
prelongus, 308 [805 
pseudo-fluitans (var.), 
pusillus, 310 
rufescens, 305 
scoparius (var.), 311 
Zizii, 308 
Potentilla Anserina, 85 
Comarum, 85 
erecta, 84 
Fragariastrum, 84 
palustris, 
procumbens, 84 
reptans, 85 
sterilis, 48 
suberecta, 44 
sylvestris, 8 
Tormentilla, 84 
Poterium muricatum, 88 
polygamum, 88 
Prickly saltwort, 243 
shield fern, 369 
Primrose, 188 
evening, 119 
Primula acaulis, 188 
officinalis, 189 
veris, 189 
vulgaris, 188 
Privet, 193 
Prunella vulgaris, 233 
Prunus Avium, 75 
Cerasus, 75 
communis, 74 
insititia (var.), 75 
Padus, 75 
spinosa, 74 
Psamma arenaria, 341 
Ptarmica vulgaris, 149 
Pteris aquilina, 362 
Pubularia bicolor, 286 
Pulicaria 
dysenterica, 147 
vulgaris, 148 
Purslane, sea, 44 
water, 117 
Pyrethrum inodorum, 151 
Pyrola minor, 185 
Pyrus acerba, 94 
Aria, 
Aucuparia, 93 
Malus, 94 
mitis (var.), 94 
tupicola, 93 
sylvestris, 94 
