Dirca palustris

Dirca palustris, or eastern leatherwood, is a flowering shrub in the family Thymelaeceae native to eastern North America. The name leatherwood refers to the toughness of its elastic and fibrous bark, which was used to make cordage by Native American tribes, and later, European settlers. Other common names include leatherbark, wicopee (or wicopy), rope-bark, moosewood, and bois de plomb in Canada. The species epithet palustris means "of the marsh" in reference to the wet soils preferred by this species, though it may also occur in well-drained areas provided that the soils are moisture-retentive....read more on Wikipedia.