Perennials or subshrubs; (woody base aboveground); puberulent. Stems simple from base, erect, branched distally, (2-)3-8(-11) dm. Basal leaves rosulate (on sterile shoots); petiole (1.5-)2.5-8(-10) cm; blade oblanceolate to spatulate, (2-)3-7(-9) cm × 5-23(-32) mm, margins crenate to serrate-crenate. Cauline leaves shortly petiolate or sessile; blade oblong to oblanceolate, 1-3.5 cm × 4-15 mm, base cuneate, not auriculate, margins entire. Racemes (subcorymbose panicles), slightly elongated in fruit; rachis puberulent, trichomes straight. Fruiting pedicels divaricate-ascending to horizontal, straight, (terete), 3-6(-8) × 0.2-0.25 mm, puberulent adaxially. Flowers: sepals oblong to ovate, (1-)1.3-1.8 (-2) × 0.9-1.2 mm; petals white, suborbicular to broadly obovate, (1.8-)2-3 × 1.3-2 mm, claw 0.5-1 mm; stamens 6; filaments 1.4-1.6 mm, (glabrous); anthers 0.5-0.7 mm. Fruits broadly ovate, (2.5-)3-3.5(-4) × (2-)2.3-2.8 mm, apically winged, apical notch 0.1-0.2 mm deep; valves thin, smooth, not veined, glabrous; style 0.2-0.6 mm, exserted beyond apical notch. Seeds ovate, 1.5-2 × 1-1.3 mm.
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