Orbexilum pedunculatum

Sampson's Snakeroot, Mountain Pea: Evergreen perennial. Clumping at the base and spreading from short rhizomes. Grows to 3' tall and eventually forms a broad mat. Violet pea-flowers in Summer. Medicinal and herbal uses in Cherokee culture. Also edible. Full sun to part shade, reasonably well drained soil, low to medium water.