Plants of South Eastern New South Wales

Lysimachia arvensis

Flowering stems. Australian Plant Image Index, photographer Murray Fagg, Gooyooyaroo Nature Reserve, ACT

Flowering plant. Photographer Don Wood, Murramarang National Park north of Batemans Bay

Flowering plant. Photographer Don Wood, Scotia Sanctuary, western NSW

Line drawings. g. plant; h. flower; i. immature seed case EM Mayfield, National Herbarium of Victoria, © 2021 Royal Botanic Gardens Board,

Common name

Scarlet pimpernel, Blue pimpernel, Pimpernel

Family

Primulaceae

Where found

Woodland, shrubland, grassy areas, roadsides, disturbed sites, rocky outcrops, and swamp margins. Widespread.

Notes

Introduced annual or perennial herb, prostrate, stems to 0.5m long, usually less than 0.2 m tall. Stems 4-angled with 4 longitudinal keels, hairless. Leaves opposite each other or sometimes in whorls of 3, 0.4-2.5 cm long, 3-15 mm wide, hairless, paler and dotted with orange to blackish glands below. Flowers 5-12 mm in diameter, red to orange, pink, or blue to purple, with 5 'petals' fused together at the base. Flowers Winter to Summer.

Was Anagallis arvensis.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Lysimachia~arvensis (accessed 24 January, 2021)