Sherardia arvensis L.
Engl.: blue field-madder, field-madder, herb-sherard.
Deu.: Ackerröte.
Sven.: åkermadd, blåmadra.
Suom.: sinimatara.
Photo: Sherardia arvensis 0.
Botanical name:
Wildly flowering unruly patch. Oulu bot.g., Finland. Planted. 2005-08-31.