1. Common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries
   "Children were fascinated by the Arisaema triphyllum's unusual flower structure";
   - jack-in-the-pulpit, Indian turnip, wake-robin, Arisaema atrorubens

Type of: aroid, arum

Part of: Arisaema, genus Arisaema

Encyclopedia: Arisaema triphyllum