Which preposition to use with vetches

after Occurrences 1%

And he had kept on telling Jerrold what crops were to be sown after the wheat, swedes to come first, and vetch after the swedes, to crowd out the charlock.

at Occurrences 1%

Cicero, who was so called from the Founder of his Family, that was marked on the Nose with a little Wen like a Vetch (which is Cicer in Latin) instead of Marcus Tullius Cicero, order'd the Words Marcus Tullius with the Figure of a Vetch at the End of them to be inscribed on a publick Monument.

Which preposition to use with  vetches