Beans. This engraving is introduced to show the seed of vegetables. The left hand figure is the seed whole, and the right hand is a section displaying the germ of the future plant within the seed. 'The substance of the seed is its first means of nutriment, till it burst through the skin or arillus, and finds nourishment in the soil and air. The black spot, or hilum, on a bean, is merely the part by which it was attached to the pericardium or pod. The germ is called corculum, or heart; the side lobes are the cotyledons, or first leaves. When the seed has a downy appendage it is called the co-ronula

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