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Coptis chinensis - Franch.

Common Name Huang Lian
Family Ranunculaceae
USDA hardiness 5-9
Known Hazards Although no specific mention of toxicity has been found for this species, it belongs to a family that contains many species that are mildly toxic and so it is wise to treat this plant with some caution.
Habitats Damp coniferous woods and bogs[238]. Forests, shaded places in valleys at elevations of 500 - 2000 metres[266].
Range E. Asia - China.
Edibility Rating  
Other Uses  
Weed Potential No
Medicinal Rating  
Care
Fully Hardy Moist Soil Wet Soil Semi-shade Full sun
Coptis chinensis Huang Lian


Coptis chinensis Huang Lian

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Summary


Physical Characteristics

 icon of manicon of flower
Coptis chinensis is an evergreen Perennial growing to 0.3 m (1ft) by 0.2 m (0ft 8in).
It is hardy to zone (UK) 6. It is in leaf 12-Jan It is in flower from Feb to March, and the seeds ripen from Apr to May. The species is hermaphrodite (has both male and female organs) and are pollinated by Insects. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: acid soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist or wet soil.

Synonyms

Habitats

Woodland Garden Dappled Shade; Shady Edge; Ground Cover; Bog Garden;

Edible Uses

None known

Medicinal Uses



Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.

Anaesthetic;  Analgesic;  Antibacterial;  Antidote;  Antipyretic;  Antispasmodic;  Bitter;  Blood tonic;  
Carminative;  Cholagogue;  Digestive;  Sedative;  Skin;  Stomachic;  Tonic;  
Vasodilator.

Huang Lian is commonly used in Chinese herbalism, where it is considered to be one of the 50 fundamental herbs[218]. The root is a pungent, very bitter, cooling herb that controls bacterial and viral infections, relaxes spasms, lowers fevers and stimulates the circulation[238]. It is one of the most frequently used herbs in prescriptions for the treatment of diabetes mellitus[218]. The root is analgesic, locally anaesthetic, antibacterial, antidote, antipyretic, bitter, blood tonic, carminative, cholagogue, digestive, sedative, stomachic, tonic and vasodilator[46, 61, 147, 176]. It is particularly helpful in the treatment of diarrhoea, acute enteritis and dysentery, whilst it is also used in the treatment of insomnia, fidget, delirium due to high fever, leukaemia and otitis media[176]. Externally it is used to treat various skin problems such as acne, boils, abscesses and burns whilst it is also used as a gargle for mouth and tongue ulcers, swollen gums and toothache[254]. As an eyewash it is used to treat conjunctivitis[254]. The root is harvested in the autumn and used fresh or dried[238].

Other Uses

Dye.

A bright yellow pigment found in the roots can be used for dyeing[238]. Can be grown as a ground cover plant in the peat garden[200].

Cultivation details

Succeeds in a light moist humus-rich slightly acidic soil with a northerly aspect or light shade[1, 200]. Plants are hardy to at least -15°c[238].

Propagation

Seed - best sown in a greenhouse as soon as it is ripe in an ericaceous compost[164]. Seal the pot in a polythene bag until germination takes place, which is usually within 1 - 6 months at 10°c[164]. Stored seed should be sown as early in the year as possible. Four weeks cold stratification may be beneficial[164]. Prick out the seedlings into individual pots when they are large enough to handle and grow on in a shady part of the greenhouse for at least their first winter. Plant them out in mid-autumn or in spring. Division in spring[200].

Other Names

If available other names are mentioned here

Found In

Countries where the plant has been found are listed here if the information is available

Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status

IUCN Red List of Threatened Plants Status :

Related Plants

 

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Expert comment

Author

Franch.

Botanical References

266

Links / References

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Subject : Coptis chinensis  
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