When I examined this photo closely I wondered about the two dark lines just above the blossom. I had been scanning prints lately and the first thing that came to mind was a dog hair from Gino on the flatbed. But that doesn't happen to images fresh out of the digital camera.
Dummy me, it's a pair of antennae.
This beautiful ground cover has vastly multiplied in the last few years. I have it growing on a slope that used to be extremely difficult to mow. Now there is no need .