cluster-flower fumitory
Fumaria densiflora DC.

Fumaria densiflora, known as cluster-flower fumitory, is an annual herb in the Papaveraceae family. It features a self-supporting growth form and alternate leaves, typically with two or more divisions. The species was first described in 1813 and is widely distributed across Europe and parts of North America.
Description
Fumaria densiflora is a member of the Papaveraceae family, commonly referred to as the poppy family. This annual herb exhibits a self-supporting growth form and has leaves that are alternate and usually subdivided into two or more parts. It is native to and naturalized in regions including Portugal, Belgium, France, the Netherlands, the United Kingdom, Ireland, Slovakia, the Netherlands, and parts of the United States. The species was first published in 1813 and is known for its distinct foliage and flowering characteristics.
Other common names
Dense-flowered FumitoryFumitorynarrow-leaf fumitorydense-flower fumitorycluster-flower fumitory
Distribution
Portugal Continental · Belgium · France · The Netherlands · Great Britain · GB · Flanders · Slovakia · Ireland · Northern Ireland · England · Scotland · Wales · SE · PL · AU · NO · DK · conterminous 48 United States · Flemish Region · Albania · Algeria · Argentina Northeast · Argentina Northwest · Baleares · Bulgaria · Chile Central · Corse · Cyprus · East Aegean Is.
Synonyms
Fumaria aegyptiacaFumaria calycinaFumaria littoralisFumaria mediaFumaria micranthaFumaria obtusisepalaFumaria officinalisFumaria officinalis var. densifloraFumaria densiflora subsp. micrantha