ornamental

adj

1. Serving as an ornament; having no purpose other than to make more beautiful.

   “Some think it most ornamental to wear their bracelets on their wrists; others, about their ankles.”

   “We shall leave to the reader to determine with what judgment we have chosen the several occasions for inserting those ornamental parts of our work.”

   “There were ornamental ponds and shrubs clipped into animal shapes, painted concrete gnomes sitting on mushrooms, pink flamingos standing on one leg[.]”

2. (usually)Bred for aesthetic or decorative purposes.

   “Those pine trees on the lawn are the fastest-growing ornamentals we could find.”

noun

1. An ornamental plant.

   “The tumbleweed is a gracious gift from the Russians, having been imported as a favored ornamental from the steppes of central Asia.”