Rumex vesicarius

Bladder Dock is an annual, 10 to 30 cm high, branching from the base. Beaches are somewhat succulent, glaucous and fragile. Stalked leaves are triangular-arrow-shaped, entire. Flower racemes are simple or branched. Flower stalks are solitary, bearing twinflower.

Valves of fruit-bearing primary flower nearly circular, and broad, without a marginal nerve, entire, net-veined. Fruit is somewhat or hardly smaller, folded together with the primary one and hidden by it. The nut of the primary flower long, greyish-brown, that of secondary flower darker brown. Flowering season is March to May. The leaves are aperient, astringent, diuretic and cooling. The seed is cooling. It is roasted and used in the treatment of dysentery. The juice of the plant is cooling. It is useful in treating heat of the stomach, to allay the pain of a toothache and, by its astringent properties, to check nausea.