230 Canadian Record of Science. 
Carya amara, Nutt—Swamp Hickory.—Petite Cote and 
mountain. May. (Holmes). 
Carya «alba, Nutt.—Shellbark Hickory.—West side of 
mountain. May. (Holmes). 
Quercus rubra, L.—Red Oak.—May. Mount Royal. 
(Holmes). 
Quercus macrocarpa, var Oliveformis, Gray.—Bur Oak.— 
May. St. Laurent and elsewhere. (Holmes). 
Fagus ferruginea, Ait.—American Beech—May. West 
side of Mount Royal. (Holmes). 
Corylus rostrata, Ait—Beaked Hazel Nut.—June. Base 
of mountain. (Holmes’ C. aneliana). 
Ostrya Virginica, Willd.—lron Wood.—May. Mountain. 
(Holmes). 
Betula lenta, L.—Black Birch—May. Hochelaga woods. 
Betula papyracea, Ait—Canoe Birch—May. Mountain. 
(Holmes). 
Betula populifolia, Ait—Gray Birch.—Petite Cote. May. 
(Holmes). 
Alnus incana, Wiild.—Speckled Alder.—April. Mountain 
foot, Common. (Holmes’ A. serrulata). 
Alnus viridis, DC.—Green Alder.—Between mountains. 
May. (Holmes’ A. undulata). 
Salix humilis, Marshall.—Prairie Willow.—Hochelaga 
bank. May. 
Salix discolor, Muhl.—Glaucous Willow.—North base of 
mountain. 
Salix petiolaris, Smith.—Petoiled Willow.—Savanne, St. 
Michel. August. 
Salix livida, Wahl., var. occidentalis, Gray.—Livid Wil- 
low.—All over the island. May. 
Populus tremuloides, Michx.—American Aspen,—May. 
All over the island. (Holmes). 
Populus balsamifera, L.—Balsam Poplar.—May. Common. 
