grey birch
gray birch
American grey birch
American gray birch
Betula populifolia

He would slip into the woods towards Acheres, and sit in the mouth of a cave among grey birches.

There were white and gray birch, white pine, and oak.

Lady and gentleman, may I introduce Betula populifolia, otherwise known as gray birch.

Got a question about gray birch.

She's more familiar with the trees in that area and if anyone knows about the gray birch, it's her.

"It could be a gray birch," the botanist said at last.

So basically, if you're looking for the only gray birch in Virginia, you're standing in the middle of it.

Now if only we were sure we were looking for gray birch.

Its decided color gives the common names gray, white, black, silver and yellow birch to different species.

There was nothing to see from that viewpoint but a row of gray birches.