n. The popular name of several different plants: In Scotland, of Campanula rotundifolia, a plant bearing a loose panicle of blue bell-shaped flowers. See harcbell.n. In England, of Scilla nutans, the wild hyacinth, from the shape of its drooping flowers.n. Of the grape-hyacinth, Muscari botryoides.n. Occasionally, of other plants with blue bell-shaped flowers.