Crataegus spp.; hawthorn [Rosaceae]  Densely branched, typically thorned shrubs and small trees with leaves simple, alternate, and conspicuously toothed, sharply cut, or lobed.  Flowers are showy clusters of white, pink, or red.  Fruits are like miniature apples, usually red or orange, but in some species dark blue, black, or yellow.  Bark is smooth greenish brown, breaking up into thin scaly plates with age.  Approximately 50 different Crataegus taxa are found in Wisconsin.  [078]