Toxicodendron orientale
| Toxicodendron orientale | |
|---|---|
| |
| Fukushima Prefecture, Japan | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Sapindales |
| Family: | Anacardiaceae |
| Genus: | Toxicodendron |
| Species: | T. orientale
|
| Binomial name | |
| Toxicodendron orientale | |
Toxicodendron orientale (Asian poison ivy) is an East Asian flowering plant in the genus Toxicodendron. It is a poison ivy, which can cause urushiol-induced contact dermatitis.
Description
[edit]Toxicodendron orientale is a climbing vine that grows on trees or other supports. The deciduous leaves of T. orientale are trifoliate and grow to be 3–10 centimetres (1+1⁄4–4 in) in length. Young branches are covered with small brown hairs that turn into red lenticels as the branches mature.
T. orientale flowers from May to June. The small yellow-green flowers grow in groups from the leaf axils. From August to September, the flowers mature into yellow-brown fruit.[citation needed]
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Branch underside -
Male flowers -
Female flowers
Taxonomy
[edit]The species was first characterized and named by Edward Lee Greene in 1905.[1]
Distribution and habitat
[edit]It is known to grow in Sakhalin, Japan, Taiwan, South central China, and South Korea. It was introduced to parts of Uzbekistan.[2]
Toxicity
[edit]All parts of Toxicodendron orientale contain urushiol, which is known to cause severe contact dermatitis.[3]
References
[edit]- ^ Greene, Edward L. (1905), Leaflets of Botanical Observation and Criticism, vol. 1, Washington, D.C., p. 127, retrieved November 4, 2022
{{citation}}: CS1 maint: location missing publisher (link) - ^ "Toxicodendron orientale". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 4 November 2022.
- ^ "Urushiol". PubChem. US National Library of Medicine. 1 January 2022. Retrieved 4 January 2022.