|Have you ever heard of an Easter Egg Plant/Tree? I'm not sure if it's a bulb or not. Plant does not have leaves. Just some kind of bulb or pod at the end of a branch.|
|There is a variety of radish that looks for all the world like Easter eggs in various shades of pink. This might be what you are thinking of since the radish grows underground, although it is not a bulb per se in horticultural terms.
The Easter Egg Plant we occasionally see advertised is actually a relative of the more common eggplant. As such, it would in fact have leaves along with egg sized and shaped fruit. Here is a photo from the University of FLorida Cooperative Extension:
I hope this answers your question.