Botanical Overview
Grindelia camporum, commonly known as Great Valley gumweed or Gumweed, belongs to the Asteraceae family. It is native to Western North America, especially California. The medicinal parts used are primarily the flower heads and leaves.
Energetics
This herb is considered warming and drying in nature, with bitter, acrid, and pungent tastes. Its energetic directionality is ascending, and it is generally relaxing in tonicity, influencing primarily the body’s qi.
Primary Actions
- Expectorant
- Anti-inflammatory
- Demulcent
- Antispasmodic
Indications
Western
- Cough
- Bronchitis
- Asthma
- Skin inflammation
- Eczema
- Poison ivy rash
Syndromes
- Respiratory congestion
- Chronic bronchial irritation
- Dermatitis
TCM
No established indications.
Ayurveda
No established indications.
Unani
No established indications.
Constituents & Mechanisms
The plant contains grindeliosides, flavonoids, resins, volatile oils, and terpenoids which contribute to its expectorant, anti-inflammatory, and antispasmodic activities.
Dosage & Preparations
- Infusion of flower heads and leaves 2–4 g 1–3 times daily
- Tincture 1:5 in 45% ethanol, 2–5 mL 2–3 times daily
- Topical application as salve or poultice
Safety & Contraindications
Generally safe when used in traditional doses, but use is not recommended during pregnancy or lactation due to insufficient safety data. Potential allergic skin reactions in sensitive individuals and Asteraceae allergy sufferers.
Astrological Correspondences
Not established for this plant based on available reputable sources.
Selected References
- Grindelia camporum Monograph – Plants For A Future
- Grindelia camporum – UCANR Weed Profile (2018)
- Grindelia Monograph – King’s American Dispensatory (1898)