Homalodisca vitripennis - Glassy-winged sharpshooter.
The white dots on the wings are a liquid containing a great number of microscopic structures called brochosomes. The insect paints these on her eggs, where they may serve to protect against dessication or predation.
Austin, Texas, USA.
Public domain image by Alex Wild, taken as part of the Insects Unlocked project at the University of Texas at Austin. Original public domain image from Flickr