Also called rock elm.  Part of elm  genus Ulmus and elm  family Ulmaceae and apple / berry / buckthorn / elm / hemp / rose  order Rosales.

Native to 🇨🇦 Canada and 🇺🇸 USA Midwest.

Uses by native peoples
(Ethnobotany database)

Ulmus hosts caterpillars of 213 species
of butterflies and moths, in some areas.

Learn more about cork elm Ulmus thomasii

Discover Life Encyclopedia of Life Google Google images Michigan Flora USDA PLANTS db USFS (.pdf page 831) Wikipedia