Charlock

• (n.) A cruciferous plant (Brassica sinapistrum) with yellow flowers; wild mustard. It is troublesome in grain fields. Called also chardock, chardlock, chedlock, and kedlock.
Found on http://thinkexist.com/dictionary/meaning/charlock/

charlock

(Brassica kaber, or Sinapis arvensis), early-flowering weed of the mustard family (Brassicaceae), once widespread in grainfields in Europe and North ...
Found on http://www.britannica.com/eb/a-z/c/59

Charlock

Char'lock noun [ Anglo-Saxon cerlic ; the latter part perhaps from Anglo-Saxon leác leek. Confer Hemlock .] (Botany) A cruciferous plant ( Brassica sinapistrum ) with yellow flowers; wild mustard. It is troublesome in grain fields. Called also chardock , c...
Found on http://www.encyclo.co.uk/webster/C/56

charlock

Annual plant belonging to the cress family, found in Europe and Asia. It has hairy stems and leaves and yellow flowers. (Sinapis arvensis, family Cruciferae.)
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0016850.html

Charlock

Charlock (Sinapis arvensis) is a common British yellow weed, also known as wild mustard and in Scotland and the north of England as runch. It is an erect annual with hairy, lobed lower leaves which are toothed at the margins. It bears yellow flowers.
Found on http://www.probertencyclopaedia.com/browse/BC.HTM

charlock

charlock: see mustard.
Found on http://www.infoplease.com/ce6/sci/A0911691.html
No exact match found