Progress Shot Part 2 - Refine the Drawing and Begin Adding the Detail

The painting is going through several subtle changes as I continue to study the flowers and it's leaves. One can see the unique evolution, specifically the wing-like thingees, the bleeding heart flowers (the pink flowers) goes though as they blossom. Click on photo to enlarge. A lot of calculation were made to create a properly scaled digital tablet. I am surprised how close to square it