The gibbous moon high overhead gives a ghostly second life to the white snakeroot in the yard, its seedy inflorescences seeming to bloom again. Then an air-braking 18-wheeler bellows for the dawn, and they begin to fade.

Gray above, white below: a snowbird hops atop five inches of fresh snow, noshing on goldenrod, snakeroot, and stiltgrass seeds, leaving lines of little arrows pointing backwards.