Arisaema sikokianum
 Arisaema sikokianum (Japanese Jack-in-the-Pulpit) is a herbaceous perennial plant. An unusual woodland plant noted for its unmistakable smoky-purple base snow-white cup and large hood with purple green and white stripes. Found only in moist shaded areas in Japan. It is distantly related to Arisaema triphyllum which is common to eastern United States.