Q.ostrich fern
ordered this fern from burpee. came in mail, today, and looks dead. have it soaking in 4″ pot. will it come back to life? it will be a houseplant. no camera.

Ostrich Fern is not suitable as a houseplant. You may want to choose a Boston Fern to enjoy indoors.
https://www.gardeningknowhow.com/houseplants/boston-fern/boston-fern-care.htm

The crown and roots of a fern typically look as you describe! It's simply dormant and ready to plant.
This article will help you.
https://www.gardeningknowhow.com/ornamental/foliage/ostrich-fern/growing-ostrich-ferns.htm