III. British Gardening, in respect to its horticultural Productions
652. The knowledge of culinary vegetables and cultivated fruits was first introduced to this country by the Romans; and it is highly probable that the more useful sorts of the former, as the brassica and onion tribe, always remained in use among the civilised parts of the inhabitants, since kale and leeks are mentioned in some of the oldest records, and the Saxon month April was called Sprout Kale.