VALLEY OF THE ST. LAWRENCE AND GREAT LAKES. S51 



in Central Canada (Macoun). Common in Western Ontario (Gibson, Saunders, 

 Logie). Chippawa, Navy Island, Thorold, Maiden (Maclagan). 



ANACARDIACE^. 

 Rhus, L. Sumach. 



R. typliina, L. Staghoni Sumach. 



Indigenous. Hillsides, thickets. New Brunswick (Dr. Fowler). Temis- 

 couta, Quebec, Three Rivers, Canada West (Maclagan). Vicinity of Gren- 

 ville (D'Urban). Village of Beaupre, Quebec (Brunet). Common in Central 

 Canada and Owen Sound (Macoun). Vicinity of London (Saunders). Hamilton 

 (Logie). County Huron (Gibson). North shore of Lake Huron (Prof. Bell). 

 Cape Smyth, Manitoulin Island ; Whiskey, Cockburn and Mississagui Islands, 

 Lake Huron (Dr. Bell). 



E,. glabra, L. Smooth Sumach. 



Indigenous. Barren grounds, rocks. Vicinity of London (Saunders). 

 Amherstburg (Maclagan). Abundant near Belleville, Ont. ; Lake Nemikin, 

 Dawson Route (Macoun). Saskatchewan Plains (Bourgeau). 



R. copallina, L. Dwarf Sumach. 



Indigenous. Rocky places. The Thousand Islands, River St. Lawrence 

 (Rev. J. K. McMorine). Barren places, Canada (Torrey and Gray). 



R. Toxicodendron, L. Poison Ivy. Poison Oak. 



Indigenous. Thickets and low grounds. New Brunswick (Dr. Fowler). 

 River Rouge, abundant (D'Urban). Quebec, St. Joachim (Brunet). St. Johns, 

 Nicolet ; Chippawa, Maiden (Maclagan). Abundant in Western Ontario (Logie, 

 Saunders, Gibson). Eastern Onbario (Billings). Abundant north shore of 

 Lake Huron, and east coast of Lake Superior (Prof. Bell). Abundant in Cen- 

 tral Canada ; Owen Sound ; Sturgeon Lake, Dawson Route ; Fort Edmonton, 

 on the Saskatchewan (Macoun). Saskatchewan Plains (Bourgeau). Cape 

 Smyth, Grand Manitoulin ; Whiskey, Cockburn and Mississagui Islands, Lake 

 Huron (Dr. Bell). Montreal Island (Dr. Holmes). 



R. aromatica, Ait. Fragrant Sumach. 



Indigenous. Dry, rocky soil. Abundant along the Rivers Moira and Trent, 

 Ont. (Macoun). Banks of Niagara and Detroit Rivers (Maclagan). Wolfe 

 Island, opposite Kingston ; Whiskey Island, Lake Huron (Dr. Bell). Saskat- 

 chewan River (Hooker). Maline River, Dawson Route (Macoun.) 



VITACE.'E. 



ViTis, Tourn. Grape. 



Y. cordifolia, Michx. Winter Grape. Frost Grape. 



Indigenous. Thickets and river banks. Quebec, Isle of Orleans (Dr. Thomas). 

 Lake St. John (Brunet). Nicolet, Quebec ; Maiden (Maclagan). Common in 

 Eastern Ontario (Billings). Common in Central Canada (Macoun). Common 

 in Western Ontario (Logie, Saunders, Gibson). Island of Montreal (Dr. 

 Holmes). Dufferin, Manitoba (Dawson). 



V. cordifolia, Michx. Var. riparia, Gray. 



Indigenous. Thickets and river banks. Vicinity of Collingwood, Ont. 

 (Macoun). Vicinity of Hamilton (J. M. Buchan). Rivi6re aux Sables, West- 

 ern Ontario (Gibson). 



