Spirsea 
Douglasii Menziesii, 251 
dumosa, 263, 265 
ferruginea, 252 
Flilipendula, 267 
fissa, 265 
flexuosa, 250 
For tunei, 249 
glomersta, 252 
grandifolia, 250 
Har twegiana, 246 
Helleri, 248 
Hendersoni, 253 
heterophylla, 249 
hypericifolia, 252 
jeponica, 249 
kamtschatica, 268 
lancifolia, 250 
latifolia, 249 
lobata, 267 
lucida, 248 
lucida rosea, 
Menziesii, 251 
mexicana, 266 
Millefolium, 257 
monogyna, 244 
obovata, 249 
occidentalis, 268 
odorata, 267 
opulifolia, 241, 244 
opulifolia ferruginea, 
opulifolia mollis, 242 
opulifolia parviflora, 
opulifolia pauciflora, 
247 
243 
244 
244 
opulifolia tomentella, 
ostryfolia, 248 
ovata, 249 
palustris, 266 
paniculata, 250, 255 
parvifolia, 246, 252 
pauciflora, 244 
pectinata, 258 
pinnata, 257 
prunifolia, 246 
pyramidata, 250 
Tepens, 248 
ribvifolia, 
Tosea, 247, 
roseata, 250 
rubra, 268 
Balicifolia, 250 
salicifolia lanceolata, 250 
salicifolia latifolia, 249 
Balicifolia linearis, 250 
salicifolia paniculata, 250 
242 
252 
Spiraea 
sorbifolia, 257 
sororia, 248 
splendene, 247 
Steveni, 247 
stipulacea, 258 
stipulata, 268 
subcenescens, 252 
subvillosa, 251 
tonien tose, 262 
tomentosa ulba, 260 
tonentulosa, 251 
trifoliate, 268 
tuberosa, 267 
Ulmaria, 266 
Ulmaria coneolor, 267 
Ulmsria denudata, 267 
ulnifolia, 247 
uniflora, 254 
virginiana, 249 
Vulparis, 269 
Stellariopsis 
santolinoldes, 292 
Thecenisia 
angustifolia, 268 
discolor, 269 
lobata, 267 
purpurea ("ponpurea"), 268 
Ulmaria, 267 
Ulaaria 
Aruncus, 255 
filipendiula, 267 
palustris, 266 
rubra, 267 
241, 242 Cpiraea-Ulmaria, 266 
trifelliate, 258 
Uluaria, 267 
Vauquelinia 
angustifolia, 260 
californica, 261 
corymbosa, 260, 261 
Karwinskyi, 260 
Torreyi, 261 
