D, Lunaria biennis, showing the septum B, Lepidium sativum.
Irio is London rocket, so-called because it sprang up after the fire of 1666), Brassica (cabbage and mustard), Diplotaxis (rocket), Cochlearia (scurvy-grass), Capsella (shepherd's purse), Lepidium (cress), Thlaspi (penny-cress), Cakile (sea rocket), Raphanus (radish), and others.
Lepidium sativum (garden cress).
How would you define lepidium? Add your definition here.