Perennials; (roots fleshy). Stems simple or few from caudex, erect, unbranched, (0.3-)0.8-3 (-4.5) dm. Basal leaves (soon withered); rosulate; petiole 1-4.5(-6) cm; blade (somewhat fleshy), ovate, lanceolate, or oblong, (0.3-)0.8-2(-2.5) cm × (1-)4-14(-18) mm, (base truncate, obtuse, or cuneate, sometimes oblique), margins entire, apex obtuse. Cauline leaves 3-7(-10); petiolate or (distal) sessile; blade ovate, lanceolate, oblong, or linear, (0.7-)1-3(-4) cm × (1-)3-10(-14) mm, base cuneate, margins entire, apex subacute. Racemes considerably elongated in fruit. Fruiting pedicels divaricate to ascending, (curved-ascending or straight), (1.5-)3-10(-15) mm. Flowers: sepals ovate, 1.5-3 × 1-1.5 mm, (margins membranous); petals spatulate, 3-5 × 1.5-3 mm; filaments 2-2.5 mm; anthers ovate, 0.2-0.4 mm; gynophore usually 0.2-1 mm, rarely obsolete. Fruits stipitate, not torulose, linear to narrowly oblong, (0.7-)1-2(-2.5) cm × 2-3 mm slightly 4-angled; valves (cuneate basally and distally), each with prominent midvein; septum mostly perforate; ovules (6-)8-12(-14) per ovary; style 0.2-1 mm. Seeds usually oblong, rarely ovoid, (1.5-)2-3 × (0.7-)1-1.5 mm. 2n = 18, 28, 42, 56.
Home