Symphyotrichum subulatum (Michx.) G.L.Nesom

Aster-weed

Phytologia 77 (3): 293 (1994) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Erect, glabrous, annual or short-lived perennial, to c. 1.5 m high; usually unbranched below the flowering part. Leaves alternate, initially more or less rosetted, mostly lanceolate to oblong (sometimes obovate to oblanceolate), 1–12 cm long, 2–16 mm wide; bases somewhate stem-clasping; margin entire, serrulate or weakly dentate. Inflorescence paniculate; capitula c. campanulate, 4–7 mm long, spreading widely at maturity; involucral bracts unequal, in 2–4 irregular series, oblong, acute, green with pale or purplish membranous margins; ligulate florets in 1–3 series, barely exceeding involucre, whitish to mauve, more numerous than tubular florets. Cypselas oblong, 1.5–2.5 mm long, 4- or 5-nerved, often slightly flattened, shortly appressed-pubescent; pappus bristles in 1 series, 3.5–5 mm long. Flowers mostly Nov.–Apr.

*Brid, *CVU, *DunT, *EGL, *EGU, *EGU, *GipP, *Glep, *Gold, *GGr, *HFE, *HNF, *HSF, *LoM, *MuF, *MuM, *MSB, *NIS, *NIS, *OtP, *OtR, *RobP, *Strz, *VRiv, *VVP, *WaP, *WPro, *Wim. Also naturalised NT, Qld, NSW, LHI, NI, ACT, Tas. Native to North America. Common weed of waste areas, roadsides, damp depressions, lake beds etc., commonly invading native plant communities, particularly in seasonally wet areas (fresh or brackish water).

Created by: Daniel Ohlsen, 2015-12-04
Updated by: Val Stajsic, 2018-01-29
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Asteranae
order Asterales
family Asteraceae
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Symphyotrichum subulatum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Symphyotrichum subulatum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present naturalised
Murray Mallee present naturalised
Wimmera present naturalised
Glenelg Plain present naturalised
Bridgewater present naturalised
Victorian Volcanic Plain present naturalised
Victorian Riverina present naturalised
Murray Scroll Belt present naturalised
Robinvale Plains present naturalised
Murray Fans present naturalised
Gippsland Plain present naturalised
Otway Plain present naturalised
Warrnambool Plain present naturalised
Goldfields present naturalised
Central Victorian Uplands present naturalised
Greater Grampians present naturalised
Dundas Tablelands present naturalised
Northern Inland Slopes present naturalised
Northern Inland Slopes present introduced
East Gippsland Lowlands present naturalised
East Gippsland Uplands present introduced
East Gippsland Uplands present naturalised
Wilsons Promontory present introduced
Highlands-Southern Fall present naturalised
Highlands-Northern Fall present naturalised
Otway Ranges present naturalised
Strzelecki Ranges present naturalised
Highlands-Far East present naturalised

State distribution

Distribution map
State
Western Australia
Northern Territory
South Australia
Queensland
New South Wales
Australian Capital Territory
Victoria
Tasmania