Armoracia rusticana

Bayırturpu

Glabrous perennial herbs with erect stems 50-150 cm. Roots thickened and fleshy. Basal leaves long-petiolate, oblong or obovate-oblong, 19-30 x 8-11 mm, truncate or cordate at base, crenate-serrate. Stem leaves sessile, or cuneate at base, 9-11 x 1-2.5 cm, obtuse, crenate-serrate. Inflorescence paniculate. Pedicels slender, 8-11 mm, erect. Petals white, 3-4 mm. Siliculae oblong-ovate, 5-6 mm.

C. & N. Europe, Italy, S. Russia & Caucasia; often cultivated.