Annual herb, prostrate to spreading, rarely erect, slender; stems 2–10(20) cm long, hairy, the hairs bifid, appressed. Basal leaves in rosette, to 4 cm long, pinnatisect to sinuate, rarely entire; cauline leaves obovate, to 2 cm long, obovate, dentate. Inflorescence a dense raceme. Sepals 1.5–2 mm long. Petals 2–3 mm long, white or cream. Staminal filaments flat and wide at base. Style very short; stigma flat, not capitate. Silicula to 7 mm long, elliptic, not winged, slightly notched; valves with hairs often on a tuberculate base; pedicels 1.5–2 cm long. Seeds 1 mm long, ellipsoidal, 5–7 per locule.
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