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Chromolaena odorata

Image of Chromolaena odorata

(Siam Weed)




Chromolaena odorata

Common name(s)

Siam Weed

Flower colour; life form

Flowers white to mauve. Shrub to 7 m tall, scrambling

Distinguishing features

Leaves opposite, triangular with 3 conspicuous main veins, margins coarsely toothed. Aromatic when crushed. Flower head white, pink to mauve, disc florets only. Seeds with a pappus of fine bristles. Prolific seeder.

Chromolaena odorata