grass-leaved sorrel
Rumex graminifolius Georgi ex Lamb.

Rumex graminifolius is a species in the genus Rumex of the family Polygonaceae. It is known as grass-leaved sorrel in English and is native to regions including Greenland, Newfoundland, parts of Scandinavia, Russia, and Alaska.
Description
Rumex graminifolius (Georgi ex Lamb.) is a member of the Polygonaceae family and is distributed across Greenland, Newfoundland, Finland, Norway, Sweden, Denmark, Alaska, the Aleutian Islands, and various regions of Russia. It was first described in 1811 and is commonly referred to as grass-leaved sorrel. This species is part of the Rumex genus, which includes various sorrel species found in temperate regions.
Other common names
grass-leaved sorrelgrassleaf sorrel
Distribution
Greenland · Newfoundland · FI · NO · SE · DK · GL · Alaska · Aleutian Is. · Amur · Buryatiya · Chita · Finland · Krasnoyarsk · Magadan · North European Russi · Northwest European R · Norway · West Siberia · Yakutskiya
Synonyms
Rumex gramineusRumex angustissimusRumex acetosella var. subspathulatusAcetosella graminifoliaRumex acetosella var. graminifoliusRumex graminifolius var. subspathulatusRumex aureostigmaticus