Plant for ID please

Plant for ID please

Observation - Plant for ID please. Description: My poor grassland meadow has become farmland. This plant has popped up, two specimens which i think are the same plant but can anyone tell me what it is. The field was sprayed two day's ago hence the curled leaves.

My poor grassland meadow has become farmland.
This plant has popped up, two specimens which i think are the same plant but can anyone tell me what it is. The field was sprayed two day's ago hence the curled leaves.