Litsea cubeba

Litsea cubeba is a species of evergreen tree in the family Lauraceae. It is a shrub that grows up to 5–12 meters high. It is sometimes referred to by the common names the aromatic litsea, may chang, mountain pepper (山胡椒; pinyin: shānhújiāo), mujiangzi (木姜子; pinyin: mùjiāngzǐ) or douchijiang (豆豉姜; pinyin: dòuchǐjiāng) in Mandarin and maqaw (馬告) by the Atayal of Taiwan. It produces a fruit which is processed for its lemony essential oil. The oil can also be extracted from the leaf, but this is considered to be lower in quality. The timber is sometimes used for making furniture and crafts. Plant parts are also used in medicine....read more on Wikipedia.