“cockle” in the Douay-Rheims Bible

The word cockle appears 8 times in the Douay-Rheims Bible. The first 8 matching verses are shown below.

Matthew 13:25 But while men were asleep, his enemy came and oversowed cockle among the wheat and went his way.
Matthew 13:26 And when the blade was sprung up, and had brought forth fruit, then appeared also the cockle.
Matthew 13:27 And the servants of the good man of the house coming said to him. Sir, didst thou not sow good seed in thy field? Whence then hath it cockle?
Matthew 13:29 And he said: No, lest perhaps gathering up the cockle, you root up the wheat also together with it.
Matthew 13:30 Suffer both to grow until the harvest, and in the time of the harvest I will say to the reapers: Gather up first the cockle, and bind it into bundles to burn, but the wheat gather ye into my barn.
Matthew 13:36 Then having sent away the multitudes, he came into the house, and his disciples came to him, saying: Expound to us the parable of the cockle of the field.
Matthew 13:38 And the field is the world. And the good seed are the children of the kingdom. And the cockle are the children of the wicked one.
Matthew 13:40 Even as cockle therefore is gathered up, and burnt with fire: so shall it be at the end of the world.