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Idaho goldthread
Scientific Name: Coptis occidentalis
Family: Ranunculaceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Idaho Goldthread (Coptis occidentalis)
Coptis occidentalis, commonly known as Idaho Goldthread, is a plant native to western North America. It is a member of the buttercup family (Ranunculaceae).
Taxonomy and Nomenclature
- Scientific Name: Coptis occidentalis (Nutt.) Torr. & A. Gray
- Common Name: Idaho Goldthread
- Family: Ranunculaceae (Buttercup Family)
- Taxonomic Rank: Species
- Synonyms: Chrysocoptis (mentioned in the context of synonyms for Coptis occidentalis)
Distribution and Habitat
- Coptis occidentalis is native to western North America, including Idaho, Montana, Oregon, and Washington.
- It is a woodland plant.
Morphological Characteristics and Growth Habits
- Idaho Goldthread is an evergreen perennial.
- It grows to a height of approximately 0.2 meters (0 ft 8 in).
- It is hardy to zone (UK) 4.
- The plant is in leaf around January 12th.
- Flowering occurs from April to May.
- It is a forb/herb.
Ecological Role
- Elk are known to forage on western goldthread (Coptis occidentalis) in northern Idaho.
Historical/Traditional Uses
- Goldthread root is one of the original eight Essiac herbs.
- It has been used medicinally.
Quirky Facts
- Idaho Goldthread is often the first wildflower to bloom after the snow melts. It can bloom in a couple of days once the snow is gone.
Resources and Further Information
- Dave's Garden: A community sharing gardening tips, seeds, and plants.
- Plant database entries may be available with details on Idaho Goldthread (Coptis occidentalis).
- Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution of Coptis occidentalis.
- Behr.com: Reference to "Gold Thread" in relation to colors.