370 
Rubus occidentalis, 
Rosa blanda, 
Amelanchier Canadensis, 
Chrysopsis villosa, 
. Menziesia ferruginea, var. glob- 
ularis, 
Pyrola rotundifolia, 
Xerophyllum setifolium, 
Luzula campestris, . 
5 
Statistics of the Flora of the Northern States. 
R. leucodermis, Dougl. 
R. fraxinifolia, Lindl. 
A. alnifolia, Wuit. 
Dougl 
‘ glasii, 
O. divaricata, Vuit., &e. 
S. glauca, Wut. 
G. rubioides, Zinn. 
C. echioides, Benth. 
M. ferruginea, Smith. 
P. bracteata, &ec., Hook. 
P. maritima. 
T. occidentalis, Vutt. 
X. tenax, Purs. 
L. comosa, Meyer. 
2. Strictly Representative Species. 
The following are cases of species of our Flora of the Northern 
United States represented on the western side of the continent 
by strictly representative species, (including very close representative 
species,) many of which, although still admitted as distinct, are 
not unlikely to be regarded hereafter as geographical varieties. 
‘The very close representative species are printed in talics. 
Natives of Eastern N. U. 8. Natives of Oregon and California. 
Clematis Virginiana, 
Ranunculus recurvatus, 
x fascicularis, 
Myosurus minimus, 
Isopyrum biternatum, 
Delphinium exaltatum, 
= tricorne, 
Aconitum uncinatum, 
Nasturtium obtusum, 
< sinuatum, 
Dentaria heterophylla, 
Cardamine rhomboidea. 
rotundifolia, 
Viola rotundifolia, 
“4 Mublenbergii, 
“Canadensis, 
“pubescens, _ 
Parnassia asarifolia, 
Hypericum mutilum, 
Silene Virginica, 
Alsine Michauxii, 
_Meehringia lateriflora, 
. 
; 
