Pinellia ternata (Chinese: 半夏, Japanese: カラスビシャク), crow-dipper, is a plant that is native to China, Japan, and Korea. However, it also grows as an invasive weed in parts of Europe (Austria, Germany) and in North America (California, Ontario, the northeastern United States). The leaves are trifoliate, and the flowers are of the spathe and spadix form that is typical of plants in the family Araceae.

...