ground ivy

hairy vetch

ivyleaf morning-glory

Japanese mazus

Japanese wisteria

late purple aster

lesser purple fringed orchid

long-stalked cranesbill

New England aster

New York ironweed

northern downy violet

Nuttall's milkwort

prostrate ticktrefoil

purple amaranth

purple bladderwort

purple coneflower

purple deadnettle

purple fringeless orchid

purple loosestrife

purple milkweed

purple toadshade

purple-flowering raspberry

showy orchis

southern woodland violet