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Queensland Government
Link to Queensland Government (www.qld.gov.au)
 
Queensland Health
Health Services > Queensland Poisons Information Centre

Plants and Mushrooms

Hairy Thornapple

 Close up of the thornapple hairy flowers.Thornapple hairy flower.
Category 1 toxicity iconCategory 4 toxicity icon

 Common name   Hairy thornapple
 Botanical name   Datura metel
 Other common names   Devil's trumpet; hairy angel's trumpet
Family   Solanaceae
 General description   A softly hairy annual herb up to 1m tall, often with purplish stems. A weed of roadsides, waste places and cultivation.
Flowers   Flowers are pendulous and trumpet shaped, deep purple outside, lavender to white inside; 14-20cm long with 5 lobes ending in a fine point. Flowers are usually double or triple.
Leaves   Alternate leaves are 8-17cm long and 4-17cm wide; leaf margins are wavy or serrated, 2-3 lobed on each side.
 Fruit/Berries   The fruit are rounded capsules 3-4cm in diameter and covered with very short blunt spines. The seeds are flat and brown, 4-5mm long.
Other  
Symptoms   All parts of the plant are toxic. Symptoms may include intense thirst, difficulty with speech and swallowing, vomiting and diarrhoea, fever, confusion, hallucinations, delirium, dilated pupils, seizures and coma. The perfume can cause respiratory irritation, headaches, nausea and light-headedness. Eye contact with the sap may cause dilated pupils and temporary blindness.
Toxicity category   1, 4
Warning   Seek medical assistance for all ingestions and eye exposures.


Last Updated: 24 August 2010
Last Reviewed: 06 July 2010