vi 
Dipsacus, nomenclature of, 1 
Dellingeria 
amygdalina, 52 
cornifolia, 58 
infi 2 
, 
reticulata, 53 
umbellata, 52 
Draba 
ndis, 258 
hyperborea, 253 
nemorosa, 306 
prealta, 3 
Drosera in Alaskan marshes, 81 
Empetrum nigrum, 79 
Eranthis hyemalis, 152 
Erechtites polypodioides, 90 
Erigeron 
Blochmanz, 25 
cervinus, 163 
Piperi 
subalpinum, 18 
INDEX. 
| Eriophyllum ternatum, 185 
Erysimastrum cheiranthus, 188 
Erysimum 
arenicola, 131 
Arkansanum, 135 
asperum, 
Mus etam 188 
capitatum, 191 
heron 138 
elatum 
EK. 127 
grandifiorum, 181 
inconspicuum, 184 
Eucephalus 
Covillei, 162 
elegans, 54 
Engelmannii, 54 
ericoides, 148 
glabratus, 56 
glaucesceus, 56 
paucicupitatus, 56: 
serrulatus, 55 
Mast 55 
patori 
PiGihsNolfuai, 81 
hyssopifolium, ET 
incisum, 180 
jucundum, 180 
keellizfolium, 31 
