wake-robin

(noun) 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. Synonyms: trillium, wood lily.

(noun) common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries. Synonyms: jack-in-the-pulpit, Indian turnip, Arisaema triphyllum, Arisaema atrorubens.