INDEX TO NAMES OF PLANTS 



329 



lizard Orchis hircina ; marsh 

 Orchis latifolia ; pyramidal Or- 

 chis pyramidalis ; spider Ophrys 

 aranifera ; late spider Ophrys 

 Arachnites ; spotted Orchis ma- 

 culata 



Orchis hircina (lizard-orchid), 261 ; 

 latifolia (marsh-o.), 245, 247; 

 maculata (spotted o.), 264; mas- 

 cula (early purple o.), 263 ; pyra- 

 midalis (pyramidal o.), 261, 264; 

 ustulata, 261 



Origanum vulgare (marjoram), 272 



Orpine Sedum Tdephium 



Osier Salix viminalis 



Osmunda regalis (royal fern), 245, 

 295 



Oxalis Acetosella (wood-sorrel), 270, 

 274, 289 



Ox-eye daisy Chrysanthemum Leu- 

 canthemum 



Oxtongue Helminthia echioides 



Oxyria reniformis (mountain-sorrel), 

 288 



Oxytropis campestris, 287 ; uralensis, 

 259, 288 



Pceonia corallina (pseony), 284 



Paeony Pceonia corallina 



Papaver spp. (poppy), 216 



Parietaria officinalis (pellitory-of- 

 the-wall), 290, 291 



Paris quadrifolia (herb-paris), 214, 

 269, 272 



Parnassia palustris (grass of Par- 

 nassus), 245, 247 



Parsley, fool's Mthusa cynapium ; 

 hedge Caucalis Anthriscus 



Parsnip Pastinaca sativa ; cow 

 Heradeum Sphondylium ; water 

 Sium spp. 



Pastinaca sativa (parsnip), 294 



Pasque-flower Anemone Pulsatilla 



Pea, meadow Lathyrus pratensis 



Pear Pyrus communis 



Pearlwort Sagina spp. 



Pedicularis palustris (marsh-louse- 

 wort), 241, 245 ; sylvatica (com- 

 mon 1., red rattle), 251 



Pellitory - of - the - wall Parietaria 

 officinalis 



Pelvetia caniculata, 277 



Penny - cress Thlaspi arvense ; 

 -wort, marsh Hydrocotyle vul- 

 garis, wall Cotyledon Umbilicus 



Peplis Portula (water - purslane), 

 240 



Pepper, water Polygonum Hydro- 

 piper 



Phalaris arundinacea, 242 



Phleum alpina (alpine cat's-tail 

 grass), 255, 287 ; pratense (cat's- 

 tail grass, Timothy grass), 263 



Phragmites communis (common 

 reed), 242, 245, 278 



Phyteuma orbiculare (rampion), 261, 

 284 



Pier is hieracioides, 261 



Pignut Bunium ftexuosum 



Pill wort Pilularia globulifera 



Pilularia globulifera (pillwort), 237, 

 239 



Pimpernel, bog Anagallis tenetta ; 

 scarlet Anagallis arvensis ; yel- 

 low Lysimachia nemorum 



Pimpinella Saxifraga (burnet-saxi- 

 frage), 259 



Pine, ground Ajuga Chamcepitys ; 

 Scots Pinus sylvestris 



Pinguicula spp. (butterwort), 247, 

 253, 254 ; grandiftora, 213 ; lusi- 

 tanica, 213 ; vulgaris, 253 



Pink, Cheddar Dianthus ccesius 



Pinus sylvestris (Scots pine), 268, 

 273 



Pipewort Eriocaulon septangulare 



Plantago Coronopus (buck's-horn 

 plantain), 282, 284, 285; lanceo- 

 lata (ribwort p.), 263, 294, 298 ; 

 major (greater p.), 295, 298; 

 maritima (sea-p.), 579, 284, 285, 

 288 ; media (hoary p.), 261, 264 



Plantain Plantago 8pp. ; water 

 Alisma Plantago 



Ploughman's - spikenard Inula 

 Conyza 



Plum, wild Prunus domestica 



Poa alpina (alpine meadow-grass), 

 259, 288 ; annua (annual m. g.) 

 287, 289, 291, 295; laxa, 287; 

 pratensis (smooth m. g.), 258, 260, 

 263 ; trivialis (rough m. g.), 263 



Polemonium cc&ruleum (Jacob's- 

 ladder), 269 



Poly gala calcarea ( chalk- milkwort), 

 260 ; serpyllacea (heath-m.), 251 ; 

 vulgaris (common m.), 259, 260, 

 285 



Polygonatum officinale (Solomon's- 

 seal), 269 



Polygonum amphibium, 237, 240, 

 243 ; aviculare (common knot- 

 grass), 296; Convolvulus (black 

 bindweed), 298 ; Hydropiper 



