Two different Bridal Wreath Spiraeas:


Bistorta affinis:

And two Boxwoods:


And for some colour, Berberis aquifolium:

In the same vein as post by GrammaChar above (BF resemblance to paper-like seed pods of Butterfly Vine - Mascagnia macroptera), here's a BF pic where the background leaf looks like a BF -