Annuals, (usually sprawling). Stems erect to prostrate, (much-branched), often 5+ dm. Cauline leaves (shortly petiolate or sessile); blade broadly ovate to ovate-lanceolate, or (distal) oblanceolate, (not especially fleshy, smaller distally), margins entire, dentate, or pinnatisect. Racemes often 3+ dm; rachis straight. Fruiting pedicels 1.5-4 mm. Flowers: sepals 3.5-5 mm, lateral pair saccate basally; petals usually white, rarely lavender, 4.9-9.4 × 3-4.5 mm, claw distinct. Fruits (weakly 4-angled to terete, striate or sulcate), fusiform or lanceoloid [turbinate], 15-31 × 3-4 mm; proximal segment terete, (5-10 mm); terminal segment slenderly conical, (9-18 mm), apex usually acute. Seeds: cotyledons accumbent or, occasionally, incumbent.