Herbs biennial or short-lived perennial, (20-)30-60(-70) cm tall, densely to sparsely hispid or hirsute, with primarily simple subsetose trichomes to 1.7 mm, these mixed with much fewer, smaller, stalked 2-4-forked ones. Stems erect, often single from base. Basal leaves rosulate; petiole 0.5-5 cm; leaf blade lanceolate-obovate, oblong, or oblanceolate, 3-9(-11) × 1-2(-3) cm, base attenuate, margin dentate or entire, ciliate, apex obtuse or rounded. Middle cauline leaves sessile, oblong or ovate, (1-)1.5-5(-8) × 0.6-2.5(-4) cm, base cordate or amplexicaul, margin dentate or entire. Racemes ebracteate. Fruiting pedicels divaricate, 0.6-1.5 cm, slender, straight, glabrous. Sepals oblong, 4-6 × 1.2-1.5 mm, glabrous, lateral pair saccate. Petals white, oblong or narrowly oblanceolate, (0.7-)0.9-1.2 cm × 2-3.5 mm, apex obtuse. Filaments 3.5-6 mm; anthers oblong, 0.8-1 mm. Ovules 50-70 per ovary. Fruit (2.5-)3.5-6.5(-7) cm × 1-1.5 mm, erect, divaricate, or rarely reflexed; valves with a distinct midvein, torulose, glabrous; style 1-1.5 mm. Seeds brown, oblong, 1.2-1.5 × 0.8-1 mm, uniseriate, narrowly winged apically. Fl. Apr-Jun, fr. May-Jul. 2n = 16.
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A herb. It can grow for 2 or more years. It grows 30-60 cm tall. The stems are erect. The leaves at the base are in a ring. These leaves are oblong and 3-9 cm long by 1-2 cm wide. There can be teeth around the edge. The leaves on the stem do not have a stalk. These are oval and 1.5-5 cm long by 0.6-2.5 cm wide.
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