
APPENDIX F. 373 
URTICACEX, 
Humulus lupulus, L. Lake of the Woods. Dufferin. Turtle Mountain, July 5 
73, in flower. 
Laportea Canadensis, Gaudich. Roseau River (woods). 
_Ulmus Americana, L. Dufferin, May 8, ’74, in flower. 
Urtica gracilis, Ait. Turtle Mountain, July 15, ’73, in flower. Wood Mountain 
(thicket), June 23, ’74, in flower. 
CUPULIFERZ. 
Corylus Americana, Walt. Dufferin, May 8, '74, in flower. 
_ Quercus macrocarpa, Mx. Var. Turtle Mountain, June 1, '74, in flower. This is 
the common oak in the Red River country, and attains a good size along the 
streams and in sheltered localities. The fruit, however, is much smaller 
than typical macrocarpa. Acorn 9 lines long by 6 lines broad; cup 7 to 8 
lines broad, 5 lines deep. This is probably the species which Bourgeau re- 
ferred to Q. obtusiloba, Mx. (Palliser Expl. B. N. Am.,) but which Gray, in an 
appendix to the report, calls Q. macrocarpa. 
SALICACEA. 
Populus tremuloides, Mx Dufferin, May 8,’74, in flower. The most abundant 
poplar in the eastern prairie region, attaining along the Red River generally 
a height of 30 to 40 feet. 
Populus monilifera, Ait. South Fork Belly River and St. Mary River, attain- 
ing a large size. 
Populus balsamifera, L. var. candicans, Ait. Milk River, growing along the 
border of the stream. 
Saliz nigra, Marshall. Dufferin, June 10, ’73, past flowering. Second crossing 
Souris River, June 8, 74, in flower. Turtle Mountain. 
Saliz, Sp. II. Dufferin, June 6, ’73, in flower. 
Saliz, Sp. III. Dufferin, June 4, ’74, past flowering. 
Saliz, Sp IV. Dufferin, May 8, ’74, in flower. 
Saliz, Sp. V. Dufferin, May 8, '74, in flower. 
Saliz, Sp. VI. Dufferin, May 8, ’74, in flower.: 
Salix,Sp VII. Dufferin, May 8, ’74, in flower. 
Saliz, Sp. VIII. Dufferin, May 8, '74, in flower, 
Salix, Sp. 1X. Dufferin, May 8, ’74, in flower. 
Saliz,Sp.X Dufferin, May 8,’74, in flower. 
Saliz, Sp. XI. Rocky Mountains (6,500 feet), August 18, 74, with ripe seed. 
CONIFERZ. 
Abies Douglassi, Lind. Rocky Mountains, near Waterton Lake, east slope, not 
attaining a large size. 
Abies Englemani,a tree of large growth probably this species, forming dense 
groves in retired vallies ata height of 6,000 to 7,000 feet in the Rocky Moun- 
tains. 
Abies Alba, Michx, Lake of the Woods. 
Abies nigra, Poir. Lake of the Woods, 
Abies balsamea, Marshall. Lake of the Woods. 
Lariz Americana, Michx. Lake of the Woods, 
Pinus Banksiana, Lambert. Winnipeg and N, W. Angle Road and Lake of the 
Woods. 
