638 
densiflora, 578 
fusca, 825 
hircina, 325 
incarnata, 578 
latifolia, 826 
maculata, 326 
maialis, 577 
mascula, 824 
militaris, 324 
Morio, 324 
odoratissima, 578 
pyramidalis, 325 
Simia, 325 
ustulata, 324 
Origanum 
megastachyum, 545 
Onites, 545 
virens, 548 
vulgare, 269 
Ornithogalum 
nutans, 582 
pyrenaicum, 833, 613 
umbellatum, 582 
Ornithopus 
compressus, 499 
perpusillus, 148 
Orobanche 
amethystea, 542 
ceerulea, 266 
caryophyllea, 264 
elatior, 265, 542 
Epithymum, 266 
hederze, 265 
lucorum, 542, 612 
major, 264 
minor, 265 
picridis, 265 
ramosa, 542 
Rapum, 264, 612 
rubra, 266 
speciosa, 542 
Orobus 
niger, 154 
tenuifolius, 500 
tuberosus, 154 
Osmunda 
regalis, 416 
INDEX. 
Oxalis 
Acetosella, 186 
corniculata, 496 
stricta, 496 
Oxyria 
reniformis, 304 
Oxytropis 
campestris, 148 
uralensis, 147 
Peonia 
corallina, 478 
Panicum 
capillare, 592 
Crus-galli, 591 
miliaceum, 592 
Papaver 
Argemone, 89 
dubium, 89 
hortense, 479 
hybridum, 88 
Lamottei, 478 
Lecoqii, 478 
officinale, 479 
Rheeas, 89 
setigerum, 479 
somniferum, 478 
strigosum, 478 
Parietaria 
diffusa (offic.), 309 
erecta, 559 
fallax, 559 
officinalis, 309 
Paris 
quadrifolia, 337 
Parnassia 
palustris, 184, 610 
Pastinaca 
sativa, 196 
Pedicularis 
palustris, 260 
sylvatica, 261 
Peplis 
Portula, 174 
Petasites 
albus, 583 
vulgaris, 228 
