wake-robin (noun)
1: any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower [syn: trillium, wood lily]
2: common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries [syn: jack-in-the-pulpit, Indian turnip, [[Arisaema triphyllum]], Arisaema atrorubens]