Cases of word usage

1) a kind of shrub with berries containing seeds (called beans) used for making a dark, bitter drink (coffee)

2) a kind of evergreen shrub with sharp thorns and yellow flowers (gorse)

3) a low shrub with small purple, pink or white flowers (heather)

4) an evergreen shrub with smooth, shiny leaves (used by ancient Romans and Greeks as an emblem of victory, success and distinction) (laurel)