Utah Serviceberry, a native species, has been added to the USWildflowers database (05/10/2012.) Scientific name is Amelanchier laevis.  Photo below was taken in Boise County, ID, on June 13, 2010.   It  is also known by the common names Pale Serviceberry, Western Serviceberry if you go with more recent classifications which consider Amelanchier pallida to be a synonym of Amelanchier utahensis.  Go to the Utah Serviceberry detail page for more information.

Utah Serviceberry, Pale Serviceberry, Western Serviceberry - Amelanchier utahensis