Herbier des Anciens Volume III — Plants of North America FR · EN
Ceanothus integerrimus, Ceanothus integerrimus
Ceanothus integerrimus — a North American tradition
Entry No. 755 · North America

Ceanothus integerrimus

Ceanothus integerrimus
Origin
North America
Part used
Seeds/fruits
Tradition
Traditional ethnobotany

Beneath the wooded hills of the Pacific coast, Ceanothus integerrimus — which Native American tribes sometimes called "soap bush" or "mountain root" — featured in traditional remedies tied to lymphatic circulation. The roots and seeds of this shrub were long part of local pharmacopoeias, particularly among the Indigenous peoples of California and Oregon.

II.

Traditional uses

Circulation & lymph

Traditional support for the lymphatic system

Ceanothus root was traditionally used in North America to help with lymphatic drainage, often for swollen glands or lymph nodes, according to reported Native American uses.

Respiratory

An old use for throat ailments

Certain tribes used a root decoction to soothe sore throats and inflammation of the upper airways.

Skin

An external application on the skin

The seeds and other parts of the plant, ground to a powder or made into a poultice, were sometimes applied to the skin for their traditionally astringent properties.

Digestive

A traditional digestive tea

A light infusion of the seeds or fruits was occasionally drunk to aid digestion, according to loosely formalized regional folk uses.

Precautions

Before you use it

This plant is not intended for everyday or dietary use; its traditional documentation remains limited and should be approached with caution. Do not use without the advice of a health professional, particularly during pregnancy, breastfeeding, or ongoing medication (Ceanothus compounds can interact with anticoagulants). Avoid prolonged or highly concentrated self-preparation, as safety data are insufficiently established. Reserved for occasional, supervised use; not suitable for children.

Learn more →

The detailed notebook

Traditional dosage, step-by-step preparation, precautions, and known interactions.
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Where to find it

Partner herbalists — available with the detailed notebook.

Sources

PFAF, Wikipedia

Content for historical and informational purposes — not a substitute for medical advice. Herbier des Anciens