a biennial herb originating in Europe or East Asia, occurs on
roadsides, lawns, or gardens. It resembles related native species,
Cardamine flexuosa, but still keeps radical leaves even in
flowering. The leaves measure 2-10cm long, pinnately and deeply cut
in, the lobes comprising 3-7 pairs, each broad oblong, and the
terminal segments are the largest. Leaves are few on the stems.
Flowers are white; petals measure 2-3mm in length. Bloom time: