jack-in-the-pulpit, Indian turnip, wake-robin, Arisaema triphyllum, Arisaema atrorubens -- (common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries)
cuckoopint, lords-and-ladies, jack-in-the-pulpit, Arum maculatum -- (common European arum with lanceolate spathe and short purple spadix; emerges in early spring; source of a starch called arum)