POLYGONACEAE

Rumex acetosella Linnaeus ssp. pyrenaicus (Pourret ex Lapeyrouse) Akeroyd. Red Dock, Sheep Sorrel, Sourgrass. Phen: Mar-Sep; May-Nov. Hab: Pastures, fields, roadsides, rock outcrops, grassy balds, gardens. Dist: Native of Eurasia. Variation in R. acetosella has been studied in considerable detail in Eurasia, and a number of infrataxa named; the application of these to North American material is unclear at this time.

Origin/Endemic status: Eurasia

Syn: = NE, NY, Stace (2010); = Acetosella vulgaris ssp. pyrenaica – Löve (1983); = Rumex acetosella var. pyrenaeus – F; < Acetosella acetosella – S; < Rumex acetosella – Ar, C, Fl4, FNA5, G, GrPl, GW2, Il, K1, K3, K4, Mi, Mo3, NcTx, Pa, RAB, Tn, Tx, Va, W, WH3, WV

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