Lysimachia arvensis

Lysimachia is from the Greek words lysi, meaning to loosen, and mache, meaning strife. Arvensis is a Latin word pertaining to fields or cultivated land.

Occurs across much of southern Australia.

A spreading annual to 45 centimetres tall. The flowers are produced mainly from August to December. There are two varieties in the area. Variety caerulea has blue flowers while the flowers of variety arvensis are orange.

This species is originally from Europe.

This plant was previously known as Anagallis arvensis.

Western Weeds, A Guide to the Weeds of Western Australia. BMJ Hussey, GJ Keighery, J Dodd, SG Lloyd, RD Cousens. 1997.

Western Australian Plant Names and their Meanings, a Glossary. FA Sharr. Third edition 2019.

Flora of the Perth Region. NG Marchant, JR Wheeler, BL Rye, EM Bennett, NS Lander, TD Macfarlane. 1987.

Atlas of Living Australia https://bie.ala.org.au/species/https://id.biodiversity.org.au/taxon/apni/51291824

Florabase https://florabase.dbca.wa.gov.au/browse/profile/36375