When looking through the 64 "Foxglove" images at Acclaim Images.com this Foxglove (digitalis Purpurie) was a favorite.
All of their pictures are hand picked, availiable in a number of formats, and you can even get custom prints and posters.

Description:
Foxglove (digitalis Purpurie)
Stock photography of Foxglove (digitalis purpurie) near Waldport, Oregon.

Some related terms for more images:
wildflower,  foxglove,  flowers,  digitalis purpurie,  foxglove flower,  dennis frates,  wildflowers,  foxglove flowers,