rosette

noun

• 1a rose-shaped decoration, typically made of ribbon and awarded to winners of a competition.

• 2a design, arrangement, or growth resembling a rose, in particular.
• Architecture a carved or molded ornament resembling or representing a rose.
• Biology a marking or group of markings resembling a rose.
• a roselike cluster of parts, especially a radiating arrangement of horizontally spreading leaves at the base of a low-growing plant.
• a rose diamond.