Not your typical oyster mushroom, White Elm belong to the genus Hypsizygus. White elm have are firm and have a nutty flavor that can hold up well in any recipe including soups and stews.
The Elm Oyster mushroom is a relatively uncommon species of Oyster mushroom. Closely resembling Pleurotus Oyster Mushrooms, but held consensus is that Elm Oysters are superior in flavor and texture.