Coptis trifolia (L.) Salisb. - Goldthread


 

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Coptis trifolia - (image 1 of 6)

 

Taxonomy

Family: Ranunculaceae

 

Plants of the eastern Americas are var. groenlandica (Oeder) Fassett.

Habitat

Moist woods, swamps, bogs.

Associates

 

Distribution

Greenland west to AK and eastern Asia, south to NJ, NC, northern IN, IA, and British Columbia.

Morphology

Perennial from slender, bright yellow rhizomes. Leaves compound with three leaflets. Flowers white; petals 5. Fruit a follicle.

Notes

Flowers May

Wetland Indicator: Facultative Wetland

The bright yellow roots and rhizomes of this plant are bitter and antiseptic. Traditionally used to treat mouth sores and as an antibacterial.

References

 

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.

The New York Botanical Garden. Bronx, NY

 

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 


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Michael Hough 2004