Lanxangia tsaoko

Lanxangia tsao-ko, formerly Amomum tsao-ko, and also known as black cardamom, is a ginger-like plant known in English by the transliterated Chinese name. It grows at high altitudes in Yunnan, as well as the northern highlands of Vietnam. Both wild and cultivated plants are used medicinally and also in cooking. The dried fruit of the plant has a pungent, gingery taste.