That certainly looks like some species of willow to me. There are over 100 species of willows (Salix spp.) native to North America (quite a few in New England, too), and they are difficult to identify to species. But cows don't care which one they are, they just eat'em all!
"In a fruit forest everyone is happy"- Sepp Holzer
There is no greater crime than stealing somebody's best friend. I miss you tiny ad:
try a month in the "gardening gardeners" program to see if it soothes your soul