Lepidium oxytrichum Sprague

Ephemeral or annual herb mostly 10–30 cm high, erect, hairy with acicular hairs; mature plants often purple. Basal leaves pinnate to bipinnate, up to 10 cm long; cauline leaves reducing, pinnate to remotely dentate, sessile, the base sagittate, auriculate. Inflorescence an elongating raceme. Sepals 1 mm long. Petals absent. Stamens 4, rarely 3 or 2, median. Stigma sessile. Silicula dehiscent, elliptic to obovate, 4.5–5.5 mm long, 3.5–4 mm wide, with acicular hairs; wings in upper half, obtuse, c. ⅕ length of fruit, forming an open notch; pedicels 3–4 mm long, erect to spreading. Seeds c. 2 mm long; radicle incumbent.

It grows in subtropical and warm temperate locations. It grows in semi-arid and arid areas. It needs a sunny location and well drained soil.

Reported as being eaten by aboriginals in the Mount Liebig region of central Australia where it was known as Inmurta or Immota. In the northern Flinders Range it was known as Kuppinupinya.

Plants can be grown from seed.