46 



B. alba, var. populifolia Sp. White Birch. 



B. papyracea, Ait. Canoe Birch, Pa^Der Birch. Common. 



327. Alnus, Tourn. 



A. incana, WilHs. Alder. Common in damp soil. 



A. serrulata, Ait. Alder. Bare. 



A. viridis DO. Mountain Alder. Summits of higher mountains. 



OUPULIFERiE. 



328. CoBYLUS, Tourn. Hazel. 



O. Americana, Walt. Common. 

 O. rostrata, Ai-t. Common. 



329. OsTRYA, Michl. Hornbeam. 



O. Virginica, Willd. Common. 



330. Cakpinus, L. Ironwood. 



O. Oaroliniana, Walt. {C. Americana Mx.) Not very abundant. 



381. QuEECus, L. Oak. 



Q, alba, L. White Oak. Common in many parts of the State. 



Q. macrocarpa, Mx. Bur Oak. Not common. 



Q. bicolor, Willd. Swamp White Oak. Not common. 



Q. Prinus, L. Var. monticola, Mx. Chestnut Oak. Not com- 

 mon. 



Q. Prinus, L. Var. acuminata, Mx. {Q. MuhUnbergii.) Gard- 

 ener's Island, Lake Champlain. Pringle. 



Q. coccinea. Wang. Scarlet Oak. Not common. 



Q. tiuctoria. Burt. {Q. coccinea. var. tinctoria. Gray.) 

 Yellow Oak. 



Q. rubra, L. Red Oak. Perhaps the most common species. 



Q. ilicifolia, Wang. Black Scrub Oak. Not common. 



332. Castanea, Tourn. Chestnut. 



C. vesca, L. Chiefly found in Southern Vermont. Not common. 



333. Fagus, Tourn. Beech. 

 F. ferruginea. Ait. Abundant everywhere. 



SALIOACEiE. 



334. Salix, Tourn. 



S. nigra, Mar. Black Willow. Banks of streams. 



S. lucida, Muhl. Willow. Swamps. 



S. FK.^GiLis, L. Osier Willow. 



. S. ALBA, L. White Willow. 



S. ALBA, L. Var. vitellina, Koch. Yellow AVillow. 



S. Balylonica, Tourn. Weeping Willow. Established by cul- 

 tivation. 



