Plants of South Eastern New South Wales

Sigesbeckia australiensis

Flowering stem. Photographer Russell Best, Werribee Gorge, near Bacchus Marsh, Vic

Flowering stems. Photographer Peter Clark, near Sunbury, Vic

Flowering plant. Photographer Don Wood, Mt Tennent, ACT

Common name

Native Indian Weed

Family

Asteraceae

Where found

Dry forest, woodland, and grassy areas, often on rocky slopes. Widespread.

Notes

Herb to 0.8 m high. Stems rough, slightly hairy, brownish. Leaves opposite each other, 2-12 cm long, 6–25 mm wide, surfaces hairy or finely rough, often covered with stalkless glands on the lower surface, veins prominent, margins toothed or lobed, tips pointed. Flower heads with about about 8 yellow ‘petals’ 1–2 mm long, 2–3-toothed at the tips, and with 10-20 yellow florets in the centre. Flower heads behind the ‘petals’ broadly bell-shaped to hemispherical, 4-7 mm long, 5-7 mm in diameter, not sticky. Flower heads single or in open clusters. Flowering: mostly spring and summer.

Sigesbeckia australiensis subsp. australiensis in Vic.

All native plants on unleased land in the ACT are protected.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Sigesbeckia~australiensis (accessed 6 February, 2021)