Garden sorrel
Rumex thyrsiflorus Fingerh.

Rumex thyrsiflorus is a perennial herb belonging to the Polygonaceae family. It is commonly known as compact dock or thyrse sorrel and is found in meadows and wasteland across much of Europe. The species was first described in 1829 by Fingerh.
Description
Rumex thyrsiflorus is a member of the Rumex genus and is closely related to other sorrel species. It is native to various regions including British Columbia, New Brunswick, Ontario, Quebec, and several European countries. This plant is often found in open habitats such as meadows and disturbed areas. It shares morphological similarities with common sorrel but is distinguished by its unique characteristics.
Other common names
Garden sorrelnarrow-leaf sorrelnarrow-leaved garden sorrelnarrow-leaved sorrel
Distribution
British Columbia · New Brunswick · Nova Scotia · Ontario · Quebec · DK · FI · IS · NO · SE · Belgium · Flemish Region · Walloon Region · IT · UZ · CZ · PL · CH · FR · SK · CA · conterminous 48 United States · Albania · Altay · Amur · Austria · Baltic States · Belarus · Bulgaria · Buryatiya
Synonyms
Rumex thyrsiflorus subsp. haematinusRumex haplorhizusRumex auriculatusAcetosa pratensis subsp. thyrsifloraAcetosa thyrsifloraRumex acetosa var. auriculatusRumex haematinusRumex nemorivagusRumex acetosa var. haplorhizusRumex acetosa subsp. auriculatusRumex acetosa subsp. thyrsiflorusRumex acetosa subsp. thyrsiflorusRumex thyrsiflorus subsp. haematinusRumex acetosa var. crispusRumex thyrsiflorus var. mandshurica