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: 1 



Clinto?iia borealis 

 Vagnera trifolia 

 Unifolium ca?iadense 

 Streptopus amplexifolius 

 Streptopus rosens 

 Habenaria orbiculata 

 Habenaria obtusata 

 Betula papyri/era 

 Alnus alnobetula 

 Coptis trifolia 

 Actaea rubra 

 Actaea alba 

 Bicuculla canadensis 

 Mitella nuda 

 Ribes p rostra turn 

 Dalibarda repens 

 Fragaria canadensis 

 Potentilla fruticosa 

 Sorbus americana 

 Ilicoides mucronata 

 Acer spicatum 

 Circaea alpina 

 Panax qui?iquefolium 

 Comus ca?iadensis 

 Ledum palustre 

 Ledum groenlandicum 

 Kalmia glauca 

 Chio genes hispidula 

 Gentiana linearis 

 Sambucus pubejis 

 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 zone can 



and plants of these three lists predominate. 



have a fauna and a flora in which the mammals, birds 



The period of plant 



1 These are mostly included among the plants found on the Adirondack league club tract. 



'94 and '98). 



(Smith 



