Plants of South Eastern New South Wales

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Ageratina riparia

Common name

Mistflower, Creeping Crofton weed

Family

Asteraceae

Where found

Forest, grassy areas, roadsides, disturbed damp sites, gullies, and along streams. Coast and ranges north from Jervis Bay.

Notes

Introduced perennial herb or shrub to 1 m tall, sometimes sprawling. Roots at the nodes. Stems sparsely hairy, often reddish or purplish. Leaves opposite each other, 3-15 cm long, 8-30 mm wide, hairy, tips pointed. Flower heads 5-6 mm in diameter, white, with several florets and 0 'petals', in crowded clusters. Flowers Winter to Spring.

General Biosecurity Duty all NSW.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Ageratina~riparia   (accessed 2 January, 2021)