Corkwood
NameCorkwood
Scientific NameDuboisia myoporoides
Common NamesCorkwood, Australian Corkwood, Duboisia, Pituri Bush
Plant FamilySolanaceae
Natural HabitatNative to eastern Australia, found in rainforest margins, open forests, and along watercourses, preferring well-drained soils.
Parts Usedleaf,bark
Medicinal Actionsanalgesic,sedative,anti-inflammatory
Traditional UsesTraditionally, Indigenous Australians used the leaves for their narcotic and stimulant properties, often chewed or smoked. In Western medicine, it is a significant source of tropane alkaloids like scopolamine and hyoscyamine, which are used as anticholinergics, antispasmodics, and sedatives.
Active ConstituentsScopolamine (hyoscine), Hyoscyamine (atropine), Duboisine
Preparation Methodspowder,tincture
Contraindications & WarningsEXTREMELY TOXIC. Contains potent tropane alkaloids that can cause severe anticholinergic effects including hallucinations, delirium, tachycardia, dry mouth, blurred vision, urinary retention, and respiratory depression. Fatal in overdose. Not for self-medication. Interacts with other anticholinergic drugs, CNS depressants, and stimulants.
Cultivation NotesPrefers subtropical to tropical climates. Grows best in well-drained soil with full sun to partial shade. Can be propagated by seed or cuttings. Requires careful handling due to its inherent toxicity.
Raritycommon
Description
A small to medium-sized tree or shrub, typically growing up to 10 meters tall, characterized by its soft, corky bark. It bears simple, alternate, lanceolate leaves and small, white, star-shaped to bell-shaped flowers, often with a yellow center, followed by small black berries.
