Wait till summer , see what the fruit looks like , if any. The flower included in your photo is a good ID feature , arborists , tree sellers may know what tree it is with the photo and a branch with leaves.
Cherries hybridize freely , one 5" diam hybrid i cut had softish wood that was poor for bow wood.
The true native chokecherry of southern Interior BC is a shrub with dense hardwood that will make a bow commonly around 3.5- 4ft long but a good one piece stave is uncommon , splicing is an option.
There is mock orange in your area or within a 2 hour drive , very good for a sinew backed bow