the world > plants > particular plants > trees and shrubs > shrubs > non-British shrubs > [noun] > North-American > nine-bark (2)
any of various shrubs or trees having bark that peels off in thin successive layers, spec.: †(a) a shrub of the genus Physocarpus; = ninebark n. at…
any of various shrubs of the chiefly North American genus Physocarpus (family Rosaceae), having bark that peels off in thin layers; also nine bark…