Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to charlock: wild radish
common name for the Cruciferae, or Brassicaceae, a large family chiefly of herbs of north temperate regions. The easily distinguished flowers of the Cruciferae have four petals arranged diagonally ("cruciform") and alternating with the four sepals.
..... Click the link for more information. .
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
1. a weedy Eurasian plant, Sinapis arvensis (or Brassica kaber), with hairy stems and foliage and yellow flowers: family: Brassicaceae (crucifers)
2. white charlock a related plant, Raphanus raphanistrum, with yellow, mauve, or white flowers and podlike fruits
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005