VALLEY OP THE ST. LAWRENCE AND GREAT LAKES. 361 



B. alba, R. Br. 

 Indigenous. Dry soil. Canadian shore of Lake Erie (Goldie). 



Gymnocladus, Lam. Kentucky Coffee Tree. 



G. Canadensis, Lam. 



Introduced. Rich woods along rivers. Cultivated as an ornamental tree, 

 Island of Montreal (Brunet). 



Gleditschia, L. Honey Locust. 



G. triacantlios, L. Honey Locust. 



Introduced. Rich woods. Cultivated as an ornamental tree. Belleville 

 (Macoun). Island of Montreal (Brunet). 



ROSACEA. 

 Prunus, Tourn. Plum, Cherry, &c. 



P. Americana, Marshall. Wild Yellow or Red Plum. 



Indigenous. Woodlands and river banks. Common in Central Canada 

 Macoun). Island of Montreal ; along the Ottawa (Brunet). Common in 

 Eastern Ontario (Billings). Common in Western Ontario (Logic, Ellis). 

 Chippawa and Maiden (Maclagan). County Huron, Lake Huron (Gibson). 

 Opposite Gros Cap, Lake Superior (Prof. Bell). Whiskey Island, Lake Huron 

 (Dr. BeU). Owen Sound ; woods at Kakabeka Falls, Kaministiquia River ; 

 Island Portage, Dawson Route (Macoun). Saskatchewan Plains (Bourgeau). 



P. maritima, Wang. Peach Plum. 



Indigenous. Sandy barrens in the vicinity of the sea coast. Quebec 

 (Brunet). 



P. pumila, L. Dwarf Cherry. 



Indigenous. Sandy barrens. New Brunswick (Mathews). Isle of Orleans, 

 Restigouche, River Mistassini (Brunet). River Rouge (D' Urban). Montreal, 

 Point du Lac (Maclagan). Sandy flats of the River aux Sables, south. Lake 

 Huron (Gibson). Rice Lake Plains ; Wellington Beach, Lake Ontario ; Red 

 Bay, Lake Huron ; beaches around Lake Superior ; Bruill6 Portage, Dawson 

 Route (Macoun). Whiskey and Cockburn Islands, Lake Huron (Dr. BeU). 

 Saskatchewan Valley (Bourgeau). Lake Athabasca (Macoun). 



P. Pennsylvanica, L. Wild Red Cherry, 



Indigenous. Rocky woods and thickets. New Brunswick (Mathews). River 

 Rouge ( D'Urban). Vicinity of Quebec ; Lake Mistassini (Brunet). Riviere 

 du Loup (Dr. Thomas). Common in Eastern Ontario (Billings). Common in 

 Western Ontario (Logic, Saunders, Gibson, Elhs). Nicolet, Navy Island 

 (Maclagan). Common in Central Canada ; Thunder Bay, Lake Superior ; 

 St. Ignace Island, Lake Superior ; Dawson Ptoute, and west to Little Slave 

 Lake (Macoun). Montreal Island (Dr. Holmes). West coast Newfoundland 

 (Dr. BeU). 



P. Yirginiana, L. Choke Cherry. 



Indigenous. Pdver banks and thickets. New Brunswick (Dr. Fowler). 

 -Sparingly at River Rouge (D'Urban). Quebec and Charlesburgh (Brunet). 



