Bastard wormwood

Botanical Overview

Bastard wormwood (Ambrosia artemisiifolia) belongs to the Asteraceae family. While not among the most extensively documented medicinal plants, this species has recorded uses that warrant attention from researchers and practitioners. The daisy family (Asteraceae) is one of the largest plant families, characterized by composite flower heads (capitula) that contain many small florets surrounded by bracts. Plants range from tiny alpine herbs to large tropical trees. The family includes many medicinally important species with bitter compounds and essential oils.

General Description

Ambrosia artemisiifolia, with the common names common ragweed, annual ragweed, and low ragweed, is a species of the genus Ambrosia native to regions of the Americas.

ⓘ Information
Description adapted from Wikipedia (CC BY-SA 4.0).

Family Context

The Asteraceae family is extremely large and diverse. Notable medicinal members include:

Geographic Distribution

Bastard wormwood has been recorded in Taiwan, and United States.

Traditional Uses

Bastard wormwood has been traditionally used for immune system support.

Immune system support.

  • Tumor

Immune support involves taking the herb as a decoction or tincture over extended periods. The active compounds stimulate immune cell activity and provide antimicrobial protection.

Active Compounds

Phytochemical research has identified 13 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).

The identified compounds include the following categories:

  • Flavonoid: antioxidant compounds that protect cells from oxidative damage
ⓘ Information
Information on this page is compiled from Dr. Duke’s Phytochemical and Ethnobotanical Databases (USDA ARS), a public domain resource. Consult a healthcare professional before using any herbal preparation.

Distribution and Conservation

Reported distribution: Taiwan, United States.

Complete Use Records

CategoryCultural Context
TumorJamaica

Complete Chemical Inventory

CompoundFormulaMW
1,2-DIHYDROPARTHENINC₁₅H₂₀O₄264.32 Da
4-ACETOXY-3-OXOPSEUDOGUAIAN-6,12-OLIDE
4-HYDROXY-3-OXOPSEUDOGUAIAN-6,12-OLIDE
AGMATIN
AMBROSIC-ACIDC₁₅H₂₀O₄264.32 Da
ARTEMIDIFOLIN
ARTEMISIIFOLINC₁₅H₂₀O₄264.32 Da
CORONOPILINC₁₅H₂₀O₄264.32 Da
CUMANINC₁₅H₂₂O₄266.33 Da
DIHYDROCUMANIN
ISORHAMNETIN-GLUCOSIDEC₂₂H₂₂O₁₂478.4 Da
PERUVINC₁₅H₂₀O₄264.32 Da
QUERCETIN-3'-GLUCOSIDEC₂₁H₂₀O₁₂464.4 Da

Data from PubChem (NIH/NLM, public domain).


References & Further Reading

External Research Links

Data Sources