8-fold Ray Onion Dome

Plan View Explanation

Plan View of Eightfold Ray Motif Onion Dome Overlaid on AB-A5 Dome
Plan View of Eightfold Ray Motif Onion Dome Overlaid on AB-A5 Dome

This 8-fold Onion Dome: In spite of only having four (4) unique tiles of 45°, 90°, 135° & 180° the Ray motif is still visible when it is used as the expansion method.
 
A more aesthetically pleasing example of a Ray motif Onion dome, that of 32-fold symmetry, can be seen here.