Common Sheep Sorrel, Red Sorrel, Sheep Sorrel, Sheep-sorrel, Sour Dock: Rumex acetosella (Synonyms: Acetosa acetosella, Acetosa hastata, Acetosella acetosella, Acetosella tenuifolia, Acetosella vulgaris, Acetosella vulgaris, Rumex acetosella ssp. angiocarpus, Rumex acetosella var. pyrenaeus, Rumex acetosella var. tenuifolius, Rumex acetosella var. vulgaris, Rumex angiocarpus, Rumex tenuifolius) -
Curly Dock, Sour Dock: Rumex crispus (Synonyms: Lapathum crispum, Rumex crispus ssp. crispus) -
Golden Dock: Rumex maritimus -
Bitterdock, Broad-leaved Dock: Rumex obtusifolius -
Western Dock: Rumex occidentalis var. occidentalis -
Western Dock: Rumex occidentalis var. procerus -
Willow Dock: Rumex salicifolius var. angustivalvis -
Willow Dock: Rumex salicifolius ssp. salicifolius -
Mexican Dock, Triangular-valved Dock, White Willow Dock: Rumex salicifolius var. mexicanus (Synonyms: Rumex mexicanus, Rumex mexicanus var. angustifolius, Rumex mexicanus var. mexicanus, Rumex mexicanus var. subarcticus, Rumex quadrangulivalvis, Rumex salicifolius ssp. triangulivalvis, Rumex salicifolius var. triangularivalvis, Rumex subarcticus, Rumex triangularivalvis, Rumex triangulivalvis var. oreolapathum) -
Veiny Dock, Winged Dock: Rumex venosus -