1. A genus of evergreen and deciduous shrubs and trees bearing small flowers and red, black, or yellow berries; the holly plant.
Usage: botanical term; often capitalized when referring to the genus

Examples

• The ilex tree in our garden produces bright red berries in winter.
• Ilex aquifolium is the scientific name for English holly.
• Many species of ilex are popular ornamental plants in temperate regions.
• The ilex shrub's glossy leaves and berries make it a favorite for holiday decorations.