Litsea Cubeba
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''Litsea cubeba'', the aromatic litsea or may chang, is an
evergreen In botany, an evergreen is a plant which has Leaf, foliage that remains green and functional throughout the year. This contrasts with deciduous plants, which lose their foliage completely during the winter or dry season. Consisting of many diffe ...
tree or shrub 5–12 meters high in the family Lauraceae. It is native to Southern Chinese regions including
Sichuan Sichuan is a province in Southwestern China, occupying the Sichuan Basin and Tibetan Plateau—between the Jinsha River to the west, the Daba Mountains to the north, and the Yunnan–Guizhou Plateau to the south. Its capital city is Cheng ...
,
Guizhou ) , image_skyline = , image_caption = , image_map = Guizhou in China (+all claims hatched).svg , mapsize = 275px , map_alt = Map showing the location of Guizhou Province , map_caption = Map s ...
,
Yunnan Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...
, and
Fujian Fujian is a provinces of China, province in East China, southeastern China. Fujian is bordered by Zhejiang to the north, Jiangxi to the west, Guangdong to the south, and the Taiwan Strait to the east. Its capital is Fuzhou and its largest prefe ...
as well as
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
and other Southeast Asian countries such as
Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...
,
Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...
and
Cambodia Cambodia, officially the Kingdom of Cambodia, is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. It is bordered by Thailand to the northwest, Laos to the north, and Vietnam to the east, and has a coastline ...
. It is called "mountain pepper" (山胡椒; pinyin: shānhújiāo), "mujiangzi" (木姜子; pinyin: mùjiāngzǐ) or "douchijiang" (豆豉姜; pinyin: dòuchǐjiāng) in
Mandarin Mandarin or The Mandarin may refer to: Language * Mandarin Chinese, branch of Chinese originally spoken in northern parts of the country ** Standard Chinese or Modern Standard Mandarin, the official language of China ** Taiwanese Mandarin, Stand ...
and ''maqaw'' (馬告) by the Atayal of Taiwan. It produces a fruit which is processed for its lemony
essential oil An essential oil is a concentrated hydrophobic liquid containing volatile (easily evaporated at normal temperatures) chemical compounds from plants. Essential oils are also known as volatile oils, ethereal oils, aetheroleum, or simply as the ...
. The oil can also be extracted from the
leaf A leaf (: leaves) is a principal appendage of the plant stem, stem of a vascular plant, usually borne laterally above ground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leav ...
, 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.


Oil extraction

Essential oil yields from the fruit are 3–5%. The oil's main component is
citral Citral is an acyclic monoterpene aldehyde. Being a monoterpene, it is made of two isoprene units. Citral is a collective term which covers two geometric isomers that have their own separate names; the ''E''-isomer is named geranial (''trans''- ...
, at 70–85% of the oil. It is mainly produced in China from plantations and is marketed as ''"Litsea cubeba"'', with production estimates between 500 and 1,500 tonnes of oil per annum. The oil is used as a fragrance (especially in bar
soap Soap is a salt (chemistry), salt of a fatty acid (sometimes other carboxylic acids) used for cleaning and lubricating products as well as other applications. In a domestic setting, soaps, specifically "toilet soaps", are surfactants usually u ...
) and for flavouring in its own right. It is also used as a raw material by the chemical industry for the synthesis of
vitamin A Vitamin A is a fat-soluble vitamin that is an essential nutrient. The term "vitamin A" encompasses a group of chemically related organic compounds that includes retinol, retinyl esters, and several provitamin (precursor) carotenoids, most not ...
and violet-like fragrances.


As a spice

It is used extensively as a spice by the aboriginal peoples of Taiwan, it is seen as a distinguishing feature of aboriginal cuisine.


References


External links


Useful New Plants (L. cubeba)
cubeba Fruits originating in Asia Flora of Assam (region) Flora of Bangladesh Flora of Bhutan Flora of China Flora of East Himalaya Flora of Indo-China Flora of Japan Flora of Malesia Flora of Myanmar Flora of Nepal Flora of Taiwan Flora of Tibet Taiwanese cuisine {{Laurales-stub