ハナミズキ
Common small tree associates of black oak include flowering dogwood ("Cornus florida"), sourwood ("Oxydendrum arboreum"), sassafras ("Sassafras albidum"), eastern hophornbeam ("Ostrya virginiana"), redbud ("Cercis canadensis"), pawpaw ("Asimina triloba"), downy serviceberry ("Amelanchier arborea"), and American bladdernut ("Staphylea trifolia"). Common shrubs include "Vaccinium" spp., mountain-laurel ("Kalmia latifolia"), witch-hazel ("Hamamelis virginiana"), beaked hazel ("Corylus cornuta"), spicebush ("Lindera benzoin"), sumac ("Rhus" spp.), and "Viburnum" spp. The most common vines are greenbrier ("Smilax" spp.), grape ("Vitis" spp.), poison-ivy ("Toxicodendron radicans"), and Virginia creeper ("Parthenocissus quinquefolia").