芥 - mustard, rape, dust

mustard

opium poppy (Papaver somniferum)

celery-leaved buttercup (Ranunculus sceleratus); cursed buttercup

kitchen waste

trash; rubbish; garbage

garbage truck; dustcart

rubbish; trash; garbage; refuse

white mustard (Sinapis alba)

poppy seed

black mustard (Brassica nigra)

sow thistle (Sonchus oleraceus); milk thistle

sow thistle (Sonchus oleraceus); milk thistle