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Rhus ambigua Deciduous climber (1 Page of 5) The Rhus ambigua plant species is found in E. Asia - Japan. It is a member of the Anacardiaceae family. Some home gardeners know the variety as R. orientalis. R. toxicodendron hispida. Toxicodendron orientale. T. radicans orientale. (Greene.)Gillis. Cultivation | Propagation | General Uses Medicinal | Edible Uses Latin Name: Rhus ambigua Family: Anacardiaceae Author: Lavall. ex Dipp. Known Hazards: This plant contains toxic substances that can cause severe irritation to some people[58]. All parts of the plant are probably poisonous. Mature Height: Mature Width: Habitat: Mountainous woods all over Japan[58].
Cultivation Notes: Succeeds in a well-drained fertile soil in full sun[11, 200]. A woodland plant in its native habitat, it should also succeed in some shade[K].
The young growth in spring can be damaged by late frosts.
Plants have brittle branches and these can be broken off in strong winds[200]. Plants are also susceptible to coral spot fungus[11].
Many of the species in this genus, including this one, are highly toxic and can also cause severe irritation to the skin of some people, whilst other species are not poisonous. It is relatively simple to distinguish which is which, the poisonous species have axillary panicles and smooth fruits whilst non-poisonous species have compound terminal panicles and fruits covered with acid crimson hairs[1, 4]. The toxic species are sometimes separated into their own genus, Toxicodendron, by some botanists[200].
Plants in this genus are notably resistant to honey fungus[200].
Dioecious. Male and female plants must be grown if seed is required.
For further Rhus ambigua gardening information click on one of the blue links below Cultivation | Propagation | General Uses Medicinal | Edible Uses
The information above has been supplied solely via the hard work and dedication of the team at 'Plants for a Future'. View their bibliography

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