1) Bush 2) Service tree 3) Serviceberry 4) Shadblow 5) Shadbush 6) Shrub 1) Serviceberry 2) Shadberry 3) Shadblow 4) Shadbush 
• (n.) The shrub or tree which bears this fruit; -- also called shad bush, and had tree. • (n.) The small applelike berry of American trees of genus Amelanchier; -- also called service berry.
(Amelanchier) This group consists of beautiful, flowering shrubs and trees mostly native of North America. They are commonly known as Serviceberries, Juneberries, Shadbush, Shad-blow and Snowy Mespilus. Serviceberries are some of the earliest spring-blooming trees. These trees have slender branches and smooth, pale gray bark. They begin to bloom in...
June'ber`ry noun (Botany) (a) The small applelike berry of American trees of genus Amelanchier ; -- also called service berry . (b) The shrub or tree which bears this fruit; -- also called shad bush , and shad tree . 
[n] - any of various North American trees or shrubs having showy white flowers and edible blue-black or purplish fruit
the American serviceberry, Amelanchier canadensis.