Plants (4-)10-35(-45) cm tall, cespitose, glandular throughout or eglandular, glabrous; caudex branched, covered with petiolar remains of previous years. Basal leaves rosulate; petiole often becoming thickened, (0.5-)2-10(-15) cm, glabrous or rarely sparsely ciliate; leaf blade lanceolate, linear, spatulate, or oblong, (1.2-)3-11(-14) cm × 4-10(-15) mm, base cuneate or attenuate, margin dentate to dentate-sinuate, rarely subpinnatifid or repand, apex acute. Cauline leaves absent. Racemes 2-20-flowered. Fruiting pedicels erect-ascending or divaricate, lowermost (1.5-)2.2-7(-11) cm. Sepals linear to linear-oblong, 6-11 × 1.5-3 mm, glabrous or glandular, white margined. Petals pink with a yellowish center, rarely white or purple, broadly obovate, (1.4-)1.6-2(-2.2) cm × 6-10 mm, apex rounded to shallowly emarginate; claw 0.8-1.2 cm. Filaments white, median pairs 6-8 mm, lateral pair 3-5 mm; anthers linear, 2.5-3 mm. Ovules 16-40 per ovary. Fruit linear to linear-lanceolate, (3-)4-7(-9) cm × (3.5-)4-7 mm; valve margin flat; replum flattened; style 0.5-1.5(-3) mm; stigma 0.5-1.5 mm. Seeds suborbicular, 3-8 mm in diam., flattened, broadly winged; wing (0.5-)1-3 mm wide. Fl. May-Aug, fr. Jul-Sep.
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Plants often not cespitose, caudex branched; glandular throughout or eglandular. Stems (0.4-)0.7-2.7(-3.5) dm. Leaves: petiole (0.7-)1.5-7(-10) cm, to 5 mm wide at base (glandular or not); blade narrowly spatulate or oblanceolate to lanceolate or oblong, (1-)1.7-7 cm × (6-)10-23(-28) mm, base cuneate or attenuate, margins entire or minutely to coarsely dentate, or sometimes incised, apex acute. Racemes 3-20-flowered. Fruiting pedicels (proximalmost) (10-)15-40(-60) mm (glandular or not). Flowers: sepals oblong, 5-8 × 1.5-3 mm (glandular or not); petals lavender to white, purple, (14-)16-20(-22) × 7-10(-12) mm, claw 6-10 mm, apex emarginate; median filaments 6-10 mm; anthers 1.5-2.5 mm. Fruits narrowly oblong to linear-lanceolate, (2-)3-4(-4.7) cm × (3.5-)5-7 mm; valves glandular or eglandular; ovules 12-16 per ovary; style (0.5-)1-2.5 (-3.5) mm. Seeds 3.5-6 × 3-5 mm; wing 0.7-1.5 mm wide. 2n = 14, 28.
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