Native & Naturalized Plants of the Carolinas & Georgia


3212

Forb
Perennial

Native to North Carolina

Documented growing wild in - NC -

Rare

Look for it in bogs, northern hardwood forests, per Weakley's Flora

map
To see a detailed map, click here

 

...Wet

LEAVES:
Evergreen
Compound: 3 leaflets
Basal
Leaves have petioles.

FLOWER:
Spring/Summer
White
Bisexual
Radially symmetrical
5-7 sepals
Petals absent
30-60 stamens
Superior ovary

Flowers solitary on leafless stalks

FRUIT:
Aggregate of follicles

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Ranunculales

WEAKLEY'S FLORA (6/30/18):
Coptis trifolia   FAMILY Ranunculaceae

INCLUDED WITHIN PLANTS NATIONAL DATABASE:
Coptis trifolia   FAMILY Ranunculaceae

INCLUDING Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Coptis trifolia var. groenlandica

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Coptis trifolia ssp. groenlandica

INCLUDING Gray's Manual of Botany (Fernald, 1950)
Coptis groenlandica

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Coptis trifolia

 

COMMON NAME:
Goldthread, Goldenroot, Threeleaf Goldthread


         To see larger pictures, click or hover over the thumbnails.

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_cotr2_001_lvd

        

Neatly trifoliolate leaves, small white flowers on scapes, and yellow roots, per Weakley's Flora (2020).

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

Jeff Ausmus    jma_coptri

May    Roscommon County    MI

Roscommon State Forest Area: Richfield Township

5-7 petal-like sepals surround a bushy cluster of white-tipped stamens & bright green styles, per Wildflowers of the Atlantic Southeast.

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

Jeff Ausmus    jma_coptri_4

May    Ogemaw County    MI

Roscommon State Forest Area: Ogemaw Township

Short, golden-yellow, club-shaped petals with nectar-loaded tips alternate with the white sepals, per Wildflowers of the Atlantic Southeast.

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

Jeff Ausmus    jma_coptri2

May    Monroe County    MI

In cultivation

Fruit is a candelabra-like array of tiny, stalked pods, each with a long-tapering tip, per Wildflowers of the Atlantic Southeast.

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

Jeff Ausmus    jma_coptri4

May    Ogemaw County    MI

Roscommon State Forest Area: Ogemaw Township

image of Coptis trifolia, Goldthread, Goldenroot, Threeleaf Goldthread

Jeff Ausmus    jma_coptri5

September    Monroe County    MI

In cultivation

Leaves shiny, palmately divided into 3 toothed, smooth, oval or fan-shaped leaflets, per Wildflowers of the Atlantic Southeast.