Multiflora Rose (Rosa multiflora)

Colonial shrub with slender, arching canes to 5' tall, stems are thorny. Leaves: alternate, pinnately compound with about 7 ellptic leaflets, 0.8-1.5" long; deeply fringed leaf-ike appendages at the base of leaf stalks. 

Flowers: numerous, white, about 1.25" wide, 5 triangular petals are shallowly indented, borne in clusters. 

Bloom time: May - June.

Where found: Introduced from Asia. Roadsides, fence rows, and pastures. Naturalized over much of the eastern U.S. and TN. Frequent. 

Note: An eastern Asia introduction for use as a "living fence" around farm buildings and ponds, this rose has become an invasive pest.