Rumex obtusifolius, where it may be derived from "Bitter Dock" but is also associated with the historic use of broad-leaf dock to wrap and preserve butter.
Index of plants with the same common name
This page is an index of articles on plant species (or higher taxonomic groups) with the same common name (vernacular name). If an internal link led you here, you may wish to edit the linking article so that it links directly to the intended article.