winter cress


noun

any cress belonging to the genus Barbarea, of the mustard family, having lyrate leaves and yellow flowers.

Origin of winter cress

First recorded in 1540–50

British Dictionary definitions for wintercress

wintercress
/ (ˈwɪntəˌkrɛs) /

noun

a bitter-tasting yellow-flowered perennial, Barbarea vulgaris, somewhat resembling mustard
a commercial hybrid, Rorippa  ×  sterilis, between watercress and R. microphylla