16 
Betulacezx—Birch Family. 
Betula lenta, L. Cherry Birch. Ravines. Scarce. First half of May. 
Betula lutea, Michx. f. Yellow Birch. Woods and ravines. First 
half of May. 
Betula nigra, L. River or Red Birch. Marcy, Deerfield. Rare. Last 
half of May. 
Alnus serrulata, Willd. Smooth Swamp Alder. Swamps, Mohawk 
flats. March or April. 
Cupuliferze—Oak Family. 
Carpinus Americana, Lam. Blue or Water Beech. Along streams. 
Karly in May, fruit in August. 
Ostrya Virginica, Willd. Ironwood. Hop-hornbeam. Along streams, 
woods. Early in May, fruit in August. 
Corylus Americana, Walt. Hazel-nut. Filbert. Ravine-sides, 
woodlands, Mohawk flats. April or early in May, fruit in Septem 
ber. 
Quercus alba, L. White Oak. Woods. Scarce. Last half of May, 
fruit in October. 
Quercus bicolor, Willd. Swamp Oak. Mohawk flats. Last of May, 
fruit in October. 
Quercus rubra, L. Red Oak. Woods and ravines. Mohawk 
flats. Last half of May, fruit in October. 
Fagus ferruginea, Ait. Beech. Woods and ravines. Last half of 
May, fruit in October. 
Salicaceze—Willow Family. 
Flowers in April or May. Fruit in May or June. Leaves in August or 
September. 
Salix discolor, Muhl. Glaucous Willow. Wet places. April, May. 
Salix sericea, Marsh. Silky Willow. Deerfield and Marcy. Scarce. 
May. 
Salix petiolaris, Smith. Petioled Willow. Frequent along the Mo- 
hawk. May and June. 
Salix purpurea, L. Purple Willow. James street, Utica. Mohawk 
flats. May. 
Salix viminatis, L. Basket Osier. Uncommon. This and the preced- 
ing species haye been cultivated for basket work. May. 
Salix rostrata, Rich. Livid Willow. Notrare. Schuyler. May, 
June. 
Salix nigra, Marsh. Black Willow. Abundant on the Mohawk flats. 
May, June. 
Salix rraaiuis, L., Brittle Willow. Along streams. Mohawk flats. May, 
June, 
Salix rraaiuis, L., var. decipiens, Hoffm. Mohawk flats. May, June. 
Salix apa, L. White Willow. Along roadsides and streams, May. 
June. 
Salix apa, L., var. vitellina, Koch. Mohawk flats. 
*Salix Bapsy.onica, Tourn. Weeping Willow. Planted for ornament. 
May, June. 
Populus tremuloides, Mx. American Aspen. Ravines and woods 
May. 

*There are doubtless other species, but they are omitted because unde- 
termined. 

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