m CHIPPEWA COUNTY 153 



Lathyrus palustris L. Marsh vetchling. Moist open ground through- 

 out. Frequent. 



Lathijrus palustris linearifolius Ser. Winged marsh vetchling. Damp 

 places and margins of woods throughout. Common. 



OXALIDACEAE. Wood Sorrel Family 



Oxalis acetosella L. Common wood sorrel. Beech-maple-birch woods 

 throughout, often carpeting the ground and old logs. Noticed also in 

 very wet ground under speckled alders along Shelldrake river south of 

 Vermilion. 



POLYGALACEAE. Milkwort Family 



Polygala paucifolia Willd. Fringed polygala. Dry shaded sandy 

 ground throughout. Often abundant. 



ANACARDIACEAE. Cashew Family 



Rhus glabra L. Smooth sumach. Noticed as occasional from Ga j 

 ville to Detour. 



AQUIFOLIACEAE. Holly Family 



Ilex verticillata (L.) Gray. Winterberry. Low open or slightly shaded 

 ground. Frequent throughout. 



Nemopanihus mucronata (L.) Trel. Mountain holly. On margins of 

 and in tamarack-black spruce swamps throughout. Often plentiful. 



ACERACEAE. Maple Family 



Acer pennsylvanicum L. Striped maple. Noticed as frequent from 

 Gatesville to Detour. 



Acer spicatum Lam. Mountain maple. Damp woods and thickets 

 throughout. Abundant. 



Acer saccharum Marsh. Sugar maple. With beech, birch, some bass- 

 wood, and hemlock, forming extensive forests still standing throughout 

 the county, excepting in the eastern and southeastern portion where 

 more lumbering has been done. Forests called hardwood-. 



Acer rubrum L. Red maple. A few large trees noticed in rich ground 

 with other trees. Usually in Chippewa County, it is a small scraggy 

 tree covering sandy level ground, sand ridges and sand dunes. Appar- 

 ently it is the smaller trees that bear fruit. 



Acer negundo L. Box elder. Occasionally planted from Sault Ste. 

 Marie to Detour but not noticed as spreading. 



