Perennials; (cespitose); caudex branched (covered with per-sistent leaves, branches creeping, sometimes terminating in sterile rosettes); scapose. Stems un-branched, (0.1-)0.2-0.4(-0.6) dm, densely pubescent through-out, trichomes 2-6-rayed, 0.1-0.6 mm. Basal leaves (imbricate); rosulate; subsessile; petiole base and margin not ciliate; blade obovate to oblanceolate, (0.4-)0.5-1 cm × 1.5-4.5 mm, margins entire, surfaces densely pubescent with stalked, 2-6-rayed trichomes, (0.1-)0.2-0.9 mm. Cauline leaves 0. Racemes 5-10(-16)-flowered, ebracteate, slightly elongated in fruit; rachis not flexuous, densely pubescent as stem. Fruiting pedicels horizontal to divaricate-ascending, straight or slightly curved upward, 2-7(-9) mm, densely pubescent, trichomes 2-6-rayed, (0.1-0.6 mm). Flowers: sepals broadly ovate, 2-2.5 mm, pubescent, (trichomes short-stalked, 2-6-rayed); petals yellow, obovate, 3.5-5.5 × 1.5-3 mm; anthers oblong, 0.5-0.6 mm. Fruits suborbicular to broadly ovate, plane, inflated basally, flattened distally, 4-7.5(-9) × 3.5-5 mm; valves densely pubescent, trichomes short-stalked, 2-6-rayed, 0.15-0.5 mm; ovules 8-12 per ovary; style (0.5-)0.7-1.4 mm. Seeds oblong, 1.4-1.9 × 0.9-1.2 mm. 2n = 36.
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