Biennials or perennials; (short-lived). Trichomes of leaves 2-or 3(-7)-rayed. Stems erect, unbranched or branched distally, 0.4-5(-7) dm. Basal leaves: blade (slightly fleshy), spatulate to oblanceolate, 2-11 cm × 4-20 mm, base attenuate, margins sinuate-dentate to coarsely dentate, apex rounded to subacute. Cauline leaves (distal) sessile; blade margins entire or denticulate. Racemes considerably elongated in fruit. Fruiting pedicels ascending, stout, narrower than fruit, 2-4(-6) mm. Flowers: sepals oblong, 8-19 mm, lateral pair saccate basally; petals yellow to cream, suborbicular to broadly obovate, 15-32 × 6-16 mm, claw 8-12 mm, apex rounded; median filaments 8-11 mm; anthers linear, 3-4 mm. Fruits usually ascending to suberect, rarely divaricate-ascending, narrowly linear, straight or curved inwards, not torulose, (3-)5-13 cm × 2.2-5 mm, terete when immature, becoming strongly latiseptate, not striped; valves with obscure midvein, pubescent outside, trichomes 2-5-rayed, glabrous inside; ovules 42-68 per ovary; style cylindrical or flattened, stout, 0.5-2.5 mm, sparsely pubescent; stigma 2-lobed, lobes as long as wide. Seeds broadly ovate to suborbicular, (1.5-)2-4 × 1.5-3 mm; wing continuous. 2n = 36.
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