Service tree and Shadbush

Service tree noun - Any of various North American trees or shrubs having showy white flowers and edible blue-black or purplish fruit.

Shadbush is a synonym for service tree. In some cases you can use "Shadbush" instead a noun phrase "Service tree".

Shadbush noun - Any of various North American trees or shrubs having showy white flowers and edible blue-black or purplish fruit.

Service tree is a synonym for shadbush. You can use "Service tree" instead a noun "Shadbush".