''Toxicodendron succedaneum'', the wax tree, Japanese Hazenoki tree (Sumac or wax tree), sơn in Vietnam or charão in Portuguese, is a flowering plant species in the genus ''
Toxicodendron
''Toxicodendron'' is a genus of flowering plants in the sumac family, Anacardiaceae. It contains trees, shrubs and woody vines, including poison ivy, poison oak, and the lacquer tree. All members of the genus produce the skin-irritating oi ...
'' found in Asia, although it has been planted elsewhere, most notably Australia and New Zealand. It is a large shrub or tree, up to 8 m tall, somewhat similar to a sumac tree. Because of its beautiful autumn foliage, it has been planted outside Asia as an
ornamental plant
Ornamental plants or garden plants are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars that i ...
, often by gardeners who were apparently unaware of the dangers of allergic reactions. It is now officially classified as a noxious weed in Australia and New Zealand. It is one of the city tree symbols of
Kurume, Fukuoka
is a city in Fukuoka Prefecture, Japan. As of June 1, 2019, the city has an estimated population of 303,579 and a population density of 1,320 persons per km². The total area is 229.96 km².
On February 5, 2005, the town of Kitano (from ...
, Japan.
The larvae of the moths ''
Eteoryctis deversa'', ''
Caloptilia aurifasciata
''Caloptilia aurifasciata'' is a moth of the family Gracillariidae. It is known from China (Hainan, Guanxi, Fujian, Zhejiang), Hong Kong, Japan (Honshū, Kyūshū, Shikoku), Malaysia (West Malaysia) and Thailand.
The wingspan is 9.8–11 m ...
'', ''
Caloptilia protiella'', ''
Caloptilia rhois'' and ''
Callidrepana patrana'' feed on ''T. succedaneum''.
Chemistry
The plant produces
hinokiflavone, a
cytotoxic biflavonoid Biflavonoids are a type of flavonoids with the general formula scheme (C6-C3-C6)2.
Examples
* Amentoflavone (bis-apigenin coupled at 8 and 3' positions)
* Lophirone L and lophirone M found in ''Lophira alata''
* Sulcatone A, a naturally occurring ...
. Its stems are also a commercial source of
fisetin
Fisetin (7,3′,4′- flavon-3-ol) is a plant flavonol from the flavonoid group of polyphenols. It can be found in many plants, where it serves as a yellow/