284 
NEW YORK STATE MUSEUM 
Plants have as yet been so little studied with regard to zonal distribu- 
tion that it is impossible to give a complete list of those whose southern 
limit coincides with that of the Canadian zone. ‘The following species 
however belong with little doubt to this category:! 
Clintonia borealis 
2 ohne 
Vagnera trifolia 
Onifolium canadense 
Streptopus amplextfolius 
Streptopus roseus 
Flabenaria orbiculata 
FHlabenaria obtusata 
Betula papyrifera 
Alnus alnobetula 
Coptis trifolia 
Actaea rubra 
Actaea alba 
LBicuculla canadensis 
Mitella nuda 
Ribes prostratum 
Dalibarda repens 
Fragaria canadensis 
Potentilla fruticosa 
Sorbus americana 
Llicoides mucronata 
Acer spicatum 
Circaea alpina 
Panax gquinguefolium 
Cornus canadensis 
Ledum palustre 
Ledum groenlandicum 
Kalmia glauca 
Chiogenes hispidula 
Gentiana linearis 
Sambucus pubens 
Viburnum alnifolium 
Linnaea borealis 
yellow clintonia 
three-leaved Solomon’s seal 
false lily-of-the-valley 
clasping-leaved twisted-stalk 
sessile leaved twisted-stalk 
large round-leaved orchis 
small northern bog orchis 
paper birch 
green or mountain alder 
gold-thread 
red baneberry 
white baneberry 
squirrel corn 
naked bishop’s cap 
fetid currant 
dalibarda 
northern wild strawberry 
shrubby cinquefoil 
American mountain ash 
wild or mountain holly 
mountain maple 
smaller enchanter’s nightshade 
ginseng 
low or dwarf cornel 
narrowed-leaved Labrador tea 
Labrador tea 
pale or swamp laurel 
creeping snowberry 
narrow-leaved gentian 
red-berried elder 
hobble-bush 
twin-flower 
While it may be that a few of the species enumerated are not of them- 
selves sufficient to stamp a region as Canadian, no locality outside 
of this zoue can have a fauna and a flora in which the mammals, birds 
and plants of, these three lists predominate. The period of plant 
1 These are mostly included among the plants found on the Adirondack league club tract. (Smith 
94 and °98). 
