Ranunculus pentandrus var. platycarpus (F.Muell.) H.Eichler

Common Avens

Suppl. J. M. Black's Fl. South Australia, edn 2, 149 (1965) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Annual, stems spreading to erect, 5–40 cm long, subglabrous to pilose. Leaves of juvenile plants broadly 3–5-lobed, adult leaves usually biternate to triternate, the lobes lanceolate to narrowly oblanceolate, entire or toothed, usually c. 1–2 cm long and wide overall; petioles mostly 1–5 cm long. Flowers 2–3 mm diam., sessile or subsessile in axils, pedicels elongating (to c. 2 cm) in fruit; sepals 3–5, elliptic to obovate, c. 2 mm long, pilose on back; petals 1 or 2, obovate to spathulate, slightly shorter than sepals, white; nectary attached at or slightly above middle, lobe semicircular to rhombic, free above midway, c. 0.2 mm long; stamens 3–5. Achenes usually 10–30, c. orbicular, 2.5–3.5 mm diam., almost flat, usually warped at maturity, with small tubercles scattered over the central half of the faces; beak triangular, c. 0.5 mm long; receptacle glabrous.  Flowers Jul.–Dec.

Glep, Gold, LoM, MuF, MuM, MSB, RobP, VRiv, VVP, Wim. Also WA, SA, Qld, NSW. Virtually confined to lake margins and seasonally flooded sites of the northwest, with outlying occurrences near Charlton and Willaura (possibly via accidentally transported seed at these latter sites).

Source: Walsh, N.G. (1996). Ranunculaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2018-12-03
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Distribution map

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Ranunculus pentandrus var. platycarpus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Ranunculus pentandrus var. platycarpus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Wimmera present native
Glenelg Plain present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Murray Scroll Belt present native
Robinvale Plains present native
Murray Fans present native
Goldfields present native

State distribution

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