Charles Jones the vegetable

My name is Charles Jones. I am a green vegetable, and I live in the light green fields. I give you a pleasant colour, and a pleasant smell, too, when you are pleased to feed upon me. I am, in the light green fields, the companion of other plants, of a still smaller and paler colour, which, when you come closer, you find to be white, and which, when you come closer still, are found to be white, and which, when you come closer still, are found to be white, and to contain a great deal of pleasant smell, and a great deal of sweet taste, of a pleasant green, and a pleasant yellow, and a pleasant white, too, which, when you come closer still, are found to be a pleasant green