Common name: Blackberry nightshade
Botanical name: Solanum nigrum and Solanum americanum
Other common names: common nightshade, glossy nightshade
General description: An annual or perennial soft wooded herb to about 60cm often found growing as a weed in gardens or waste areas.
Flowers: The flowers are small, star-shaped, white, clustered together in groups of 4 to 8, measuring 0.8 to 1.2cm in diameter.
Leaves: The leaves are alternate, with an undulate or entire margin, and measure up to 13cm long and up to 7cm wide.
Fruit/Berries: The fruit are globular, about 6 to 8mm in diameter, green ripening to a dull or shiny black or dark purple. The ripe fruit are soft and contain numerous small seeds.
Symptoms: The entire plant is considered toxic however ripe berries are usually harmless. Eating green berries may cause headache, nausea and mild stomach upset.
Toxicity category: 2
Warning: Seek medical attention if symptoms occur or more than 3 unripe (green) berries are eaten.