Chinese sweet gum

(Liquidambar formosana)



Liquidambar formosana, commonly known as the Chinese sweet gum or Formosan gum, is a species of tree in the family Altingiaceae native to East Asia. Liquidambar formosana is a large, native, deciduous tree that grows up to 30-40m tall. The leaves are 10~15 cm wide., and are three-lobed unlike five- to seven-lobed leaves of most American Liquidambar species. The foliage of the L. formosana turns a very attractive red color in autumn. Leaves grow in an alternate arrangement, and are simple, palmately-veined, with serrated margins. Roots can be aggressive and branches are usually covered with corky projections. The individual flowers of L. formosana are monoecious. However, both sexes can be found in the same plant. Male flowers are in catkins, female flowers form dense spherical heads, and the fruit is burr-like because of the persistent styles. Liquidambar formosana grow mostly in woodland in warm temperate zones. It requires moist soil and can grow in light to no shade areas. It is usually found in East Asia in Central and Southern China, Taiwan, and Indochina. Liquidambar formosana has many medicinal uses. The leaves and roots are used in the treatment of cancerous growths. The stem bark is used in the treatment of fluxes and skin diseases. The fruits used in the treatment of arthritis, lumbago, oedema, oliguria, and decreased milk production and skin diseases. The resin from the stems is used to treat bleeding boils, carbuncles, toothache and tuberculosis. The trunk of this tree can be used for aromatic resin. The extract of this resin is used to promote blood circulation and relieve pain.

Taxonomic tree:

Kingdom: Plantae
Class: Magnoliopsida
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