PENTANDRIA MONOGYNIA 
15 lactea, 
16 blanda, 
17 obliqua, 
18 palustris, 
19 hirta, 
pinnata, 
21 calcarata, 
concolor, 
pallens, 
24 lanceolata, 
Pensylvanica, 
26 Rothomagensis, 
27 media, 
pilosa, 
Zoysii, 
speciosa, 
31 biflora, 
amsena, 
variegata, 
sororia, 
Primulifolia, 
Sagittata, 
crassifolia, 
arenaria, 
Rupii, 
erieetorum, 
41 epipsulis, 
Clayton i a, 
1 Virginica, 
2 spatulaefolia, 
S Aisinoides, 
Illecebrum, 
Paronychia, 
capitata # 
cream-coloured 
white-flowered 
oblique-flowered 
marsh 
hairy 
pinnate 
spurred 
one-coloured 
pale-flowered 
lanceolate, 
Pensylvanian 
raven 
small-yellow 
pilose 
cenated 
round-leaved 
two-flowered 
purple-flowered 
variegated 
white-rooted 
primrose-leaved 
arrow-leaved 
thick-leaved 
sand 
Clayton ia. 
Virginian 
Spatula-leaved 
Cilickweed-like 
Knot-Grass. 
mountain 
headed 
