Nicotiana bonariensis
NameNicotiana bonariensis
Scientific NameNicotiana bonariensis
Common NamesFlowering Tobacco, South American Tobacco, Buenos Aires Tobacco
Plant FamilySolanaceae
Natural HabitatNative to South America, particularly Argentina and Uruguay, it thrives in disturbed areas, open woodlands, roadsides, and cultivated fields. It has naturalized in many other parts of the world.
Parts Usedleaf,flower
Medicinal Actionsanalgesic,antimicrobial
Traditional UsesHistorically, various Nicotiana species, including N. bonariensis, have been used in traditional medicine, primarily by indigenous cultures for ritualistic purposes, as a stimulant, or topically for pain relief. Due to its high toxicity, internal medicinal use is extremely rare and dangerous, often limited to very specific ceremonial contexts or external applications like poultices for aches and skin conditions.
Active Constituentsnicotine, anabasine, nornicotine, other pyridine alkaloids
Preparation Methodsinfusion,poultice,powder
Contraindications & WarningsHIGHLY TOXIC. All parts of the plant are poisonous if ingested. Contraindicated for internal use due to the presence of potent alkaloids like nicotine. Avoid use by pregnant or lactating individuals, children, and those with heart conditions, hypertension, or neurological disorders. Skin contact can also cause irritation or absorption of toxins.
Cultivation NotesThis plant is relatively easy to grow, often cultivated as an ornamental for its attractive flowers. It prefers full sun to partial shade and well-drained soil. It is known to self-seed readily and can become weedy in suitable climates.
Raritycommon
Description
Nicotiana bonariensis is an herbaceous plant characterized by its hairy stems and leaves, producing clusters of small, tubular white flowers. These flowers typically open in the evening and are often fragrant, attracting nocturnal pollinators.
