Originally Posted by feline fanatic

When you arrange Jacob's ladder blocks like that it is a Buckeye beauty. But you have switched the light to form the squares on point, usually in a Buckeye Beauty the prints (or darks) form the square on point so in the blocks the HST unit is reversed.

Here is an example of a buckeye beauty done in the more traditonal way.
Buckeye Beauty in cat prints

Edited to add, just found an on line shop that offered a class that has it set the way you have.

http://www.calvertquiltshop.com/modu...classId=165411