320 



Nottingham Catchfly, 103 

 Nymphaea pumila, 67 



lutea, 67 



Nymphaeaceae, 67 



Oak, 258 

 Oats, 301 

 Oleacese, 21 

 Olive trees, 21 

 OnagracejE, 139 

 Onobrychis, 127 



arenaria, 127 



Gaudiniana, 127 



montana, 127 



sativa, 127 



Onoclea, 308 

 Ononis, iig 



Natrix, 119, PI. xvi 



rotundifolia, iig 



Ophioglossum vulgatum, 309 

 Ophrys, 265 



apifera, 265 



arachnites, 265 



aranifera, 265 



muscifera, 265 



Orchidaceae, 262 

 Orchis, 262 



globosa, 262 



incarnata, 264 



latifolia, 263 



maculata, 263 



morio, 263, H. xxxi 



purpurea, 264 



pyramidalis, 264 



sambucina, 264 



Orobus luteus, 129, PI. ix 

 Orobanchaceae, 237 

 Orobanche, 238 

 Osmunda regalis, 309 

 Oxlip, 206 



Oxycoccus palustris,i96 

 Oxytropis, 124 



campestris, 124 



ccerulea, 125 



pilosa, 125 



Paeonia, 65 



officinalis, 65 



peregrina, 65 



Papaveraceae, 67 

 Papaver alpinum, 67 



aurantiacum, 68 



Burseri, 67 



nudicaulis, 67 



— pyrenaicum, 68 



rhoeticum, 68 



SUB-ALPINE PLANTS 



Papaver Sendtneri, 67 

 Paradisia Liliastrum, 279, PI. xxx 

 Parasitic plants, 219, 232, 234 

 Parnassia palustris, 151, PI. vi 

 Paris quadrifolia, 277 

 Paronychia capitata, no 



polygonifolia, no 



serpyllifolia, no 



Pedicularis, 235 

 — - — acaulis, 237 



asplenifolia, 236 



Barrelieri, 236 



cenisia, 236 



comosa, 236 



elongata, 235 



fasciculata, 236 



foliosa, 236 



gyroflexa, 236 



incarnata, 236 



Oederi, 236 



palustris, 237 



Portensch) gii, 236 



recutita, 237 



rosea, 237 



rostrata, 236 



sylvatica, 237 



tuberosa, 236 



■ verticillata, 237 



Perennials predominate, 5 

 Phaca, 124 



alpina, 124 



astragalina, 122 



Pheasant's Eye, 53 

 Phleum, 301 



Phyllitis Scolopendrium, 308 

 Phyteuma, 189 



betonicEefolium, 189, PI. iv 



comosum, 189 



Halleri, 190 



orbiculare, 190, PI. iv 



Scheuchzeri, 189 



spicatum, 190, PI. iv 



Picea, 304 



excelsa, 304 



Pilosella, 185 

 Pilularia globulifei'a, 309 

 Pines, 302 

 Pinguicula, 210 



alpina, 210 



grandiflora, 211 



lusitanica, 3 



Reuteri, 211 



vulgaris, 210 



Pinus, 302 



Cembra, 303 



Laricio, 304 



montana, 302 



Mughus, 302 



