In reality the flower fabrics are the same piece of fabric. It just happened that the cut was on the yellow or pink flower. I have this pattern in dark green and black background. A 9 patch is when you take one of your 3 inch strip with the yellow on the ends, add another 3 inch strip with yellow in the middle, then add another 3 inch strip of yellow on the ends. The yellow makes an X shape. Here is one on the board:
http://www.quiltingboard.com/t-98276-1.htm