Synonym: Aristolochia nipponica.
Region:Habitat: suitable for light, sandy, medium, loamy, heavy, clay soils; prefers moist, well-drained soil; acid, neutral and basic (alkaline) soils; semi-shade or no shade.
Use: leaves, cooked for food.
BotanyHerb; climbing; perennial; to 1.5 m.
Leaves:
Flowers: hermaphrodite; flowers from May to July
Pollination: by flies.